mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-08-21 16:55:05 +02:00
3013 lines
106 KiB
C
3013 lines
106 KiB
C
/*
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* Copyright (c) 2007-2010 Stefano Sabatini
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* simple media prober based on the FFmpeg libraries
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*/
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#include "config.h"
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#include "libavutil/ffversion.h"
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#include <string.h>
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#include "libavformat/avformat.h"
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#include "libavcodec/avcodec.h"
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#include "libavutil/avassert.h"
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#include "libavutil/avstring.h"
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#include "libavutil/bprint.h"
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#include "libavutil/opt.h"
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#include "libavutil/pixdesc.h"
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#include "libavutil/dict.h"
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#include "libavutil/libm.h"
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#include "libavutil/parseutils.h"
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#include "libavutil/timecode.h"
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#include "libavutil/timestamp.h"
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#include "libavdevice/avdevice.h"
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#include "libswscale/swscale.h"
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#include "libswresample/swresample.h"
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#include "libpostproc/postprocess.h"
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#include "cmdutils.h"
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const char program_name[] = "ffprobe";
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const int program_birth_year = 2007;
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static int do_bitexact = 0;
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static int do_count_frames = 0;
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static int do_count_packets = 0;
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static int do_read_frames = 0;
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static int do_read_packets = 0;
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static int do_show_chapters = 0;
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static int do_show_error = 0;
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static int do_show_format = 0;
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static int do_show_frames = 0;
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static int do_show_packets = 0;
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static int do_show_programs = 0;
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static int do_show_streams = 0;
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static int do_show_stream_disposition = 0;
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static int do_show_data = 0;
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static int do_show_program_version = 0;
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static int do_show_library_versions = 0;
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static int do_show_chapter_tags = 0;
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static int do_show_format_tags = 0;
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static int do_show_frame_tags = 0;
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static int do_show_program_tags = 0;
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static int do_show_stream_tags = 0;
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static int show_value_unit = 0;
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static int use_value_prefix = 0;
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static int use_byte_value_binary_prefix = 0;
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static int use_value_sexagesimal_format = 0;
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static int show_private_data = 1;
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static char *print_format;
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static char *stream_specifier;
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typedef struct {
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int id; ///< identifier
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int64_t start, end; ///< start, end in second/AV_TIME_BASE units
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int has_start, has_end;
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int start_is_offset, end_is_offset;
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int duration_frames;
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} ReadInterval;
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static ReadInterval *read_intervals;
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static int read_intervals_nb = 0;
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/* section structure definition */
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#define SECTION_MAX_NB_CHILDREN 10
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struct section {
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int id; ///< unique id identifying a section
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const char *name;
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#define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
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#define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
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#define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
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/// For these sections the element_name field is mandatory.
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int flags;
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int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
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const char *element_name; ///< name of the contained element, if provided
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const char *unique_name; ///< unique section name, in case the name is ambiguous
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AVDictionary *entries_to_show;
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int show_all_entries;
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};
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typedef enum {
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SECTION_ID_NONE = -1,
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SECTION_ID_CHAPTER,
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SECTION_ID_CHAPTER_TAGS,
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SECTION_ID_CHAPTERS,
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SECTION_ID_ERROR,
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SECTION_ID_FORMAT,
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SECTION_ID_FORMAT_TAGS,
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SECTION_ID_FRAME,
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SECTION_ID_FRAMES,
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SECTION_ID_FRAME_TAGS,
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SECTION_ID_LIBRARY_VERSION,
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SECTION_ID_LIBRARY_VERSIONS,
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SECTION_ID_PACKET,
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SECTION_ID_PACKETS,
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SECTION_ID_PACKETS_AND_FRAMES,
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SECTION_ID_PROGRAM_STREAM_DISPOSITION,
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SECTION_ID_PROGRAM_STREAM_TAGS,
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SECTION_ID_PROGRAM,
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SECTION_ID_PROGRAM_STREAMS,
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SECTION_ID_PROGRAM_STREAM,
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SECTION_ID_PROGRAM_TAGS,
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SECTION_ID_PROGRAM_VERSION,
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SECTION_ID_PROGRAMS,
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SECTION_ID_ROOT,
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SECTION_ID_STREAM,
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SECTION_ID_STREAM_DISPOSITION,
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SECTION_ID_STREAMS,
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SECTION_ID_STREAM_TAGS,
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SECTION_ID_SUBTITLE,
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} SectionID;
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static struct section sections[] = {
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[SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
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[SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
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[SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
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[SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
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[SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
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[SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
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[SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
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[SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, -1 } },
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[SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
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[SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
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[SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
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[SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
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[SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
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[SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { -1 } },
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[SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
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[SECTION_ID_PROGRAM_STREAM_TAGS] = { SECTION_ID_PROGRAM_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_stream_tags" },
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[SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
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[SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
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[SECTION_ID_PROGRAM_STREAM] = { SECTION_ID_PROGRAM_STREAM, "stream", 0, { SECTION_ID_PROGRAM_STREAM_DISPOSITION, SECTION_ID_PROGRAM_STREAM_TAGS, -1 }, .unique_name = "program_stream" },
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[SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
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[SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
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[SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
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[SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
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{ SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
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SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS, -1} },
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[SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
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[SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, -1 } },
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[SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
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[SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
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[SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
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};
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static const OptionDef *options;
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/* FFprobe context */
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static const char *input_filename;
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static AVInputFormat *iformat = NULL;
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static const char *const binary_unit_prefixes [] = { "", "Ki", "Mi", "Gi", "Ti", "Pi" };
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static const char *const decimal_unit_prefixes[] = { "", "K" , "M" , "G" , "T" , "P" };
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static const char unit_second_str[] = "s" ;
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static const char unit_hertz_str[] = "Hz" ;
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static const char unit_byte_str[] = "byte" ;
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static const char unit_bit_per_second_str[] = "bit/s";
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static int nb_streams;
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static uint64_t *nb_streams_packets;
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static uint64_t *nb_streams_frames;
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static int *selected_streams;
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static void ffprobe_cleanup(int ret)
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{
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
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av_dict_free(&(sections[i].entries_to_show));
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}
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struct unit_value {
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union { double d; long long int i; } val;
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const char *unit;
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};
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static char *value_string(char *buf, int buf_size, struct unit_value uv)
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{
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double vald;
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long long int vali;
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int show_float = 0;
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if (uv.unit == unit_second_str) {
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vald = uv.val.d;
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show_float = 1;
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} else {
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vald = vali = uv.val.i;
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}
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if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
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double secs;
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int hours, mins;
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secs = vald;
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mins = (int)secs / 60;
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secs = secs - mins * 60;
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hours = mins / 60;
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mins %= 60;
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snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
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} else {
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const char *prefix_string = "";
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if (use_value_prefix && vald > 1) {
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long long int index;
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if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
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index = (long long int) (log2(vald)) / 10;
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index = av_clip(index, 0, FF_ARRAY_ELEMS(binary_unit_prefixes) - 1);
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vald /= exp2(index * 10);
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prefix_string = binary_unit_prefixes[index];
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} else {
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index = (long long int) (log10(vald)) / 3;
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index = av_clip(index, 0, FF_ARRAY_ELEMS(decimal_unit_prefixes) - 1);
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vald /= pow(10, index * 3);
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prefix_string = decimal_unit_prefixes[index];
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}
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vali = vald;
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}
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if (show_float || (use_value_prefix && vald != (long long int)vald))
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snprintf(buf, buf_size, "%f", vald);
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else
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snprintf(buf, buf_size, "%lld", vali);
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av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
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prefix_string, show_value_unit ? uv.unit : "");
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}
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return buf;
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}
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/* WRITERS API */
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typedef struct WriterContext WriterContext;
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#define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
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#define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
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typedef enum {
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WRITER_STRING_VALIDATION_FAIL,
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WRITER_STRING_VALIDATION_REPLACE,
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WRITER_STRING_VALIDATION_IGNORE,
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WRITER_STRING_VALIDATION_NB
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} StringValidation;
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typedef struct Writer {
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const AVClass *priv_class; ///< private class of the writer, if any
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int priv_size; ///< private size for the writer context
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const char *name;
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int (*init) (WriterContext *wctx);
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void (*uninit)(WriterContext *wctx);
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void (*print_section_header)(WriterContext *wctx);
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void (*print_section_footer)(WriterContext *wctx);
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void (*print_integer) (WriterContext *wctx, const char *, long long int);
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void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
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void (*print_string) (WriterContext *wctx, const char *, const char *);
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int flags; ///< a combination or WRITER_FLAG_*
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} Writer;
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#define SECTION_MAX_NB_LEVELS 10
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struct WriterContext {
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const AVClass *class; ///< class of the writer
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const Writer *writer; ///< the Writer of which this is an instance
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char *name; ///< name of this writer instance
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void *priv; ///< private data for use by the filter
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const struct section *sections; ///< array containing all sections
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int nb_sections; ///< number of sections
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int level; ///< current level, starting from 0
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/** number of the item printed in the given section, starting from 0 */
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unsigned int nb_item[SECTION_MAX_NB_LEVELS];
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/** section per each level */
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const struct section *section[SECTION_MAX_NB_LEVELS];
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AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
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/// used by various writers
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unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
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unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
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unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
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StringValidation string_validation;
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char *string_validation_replacement;
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unsigned int string_validation_utf8_flags;
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};
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static const char *writer_get_name(void *p)
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{
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WriterContext *wctx = p;
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return wctx->writer->name;
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}
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|
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#define OFFSET(x) offsetof(WriterContext, x)
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|
|
static const AVOption writer_options[] = {
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{ "string_validation", "set string validation mode",
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OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
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{ "sv", "set string validation mode",
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OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
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{ "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
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{ "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
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{ "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
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{ "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
|
|
{ "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
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{ NULL }
|
|
};
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|
|
static void *writer_child_next(void *obj, void *prev)
|
|
{
|
|
WriterContext *ctx = obj;
|
|
if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
|
|
return ctx->priv;
|
|
return NULL;
|
|
}
|
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|
|
static const AVClass writer_class = {
|
|
.class_name = "Writer",
|
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.item_name = writer_get_name,
|
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.option = writer_options,
|
|
.version = LIBAVUTIL_VERSION_INT,
|
|
.child_next = writer_child_next,
|
|
};
|
|
|
|
static void writer_close(WriterContext **wctx)
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|
{
|
|
int i;
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|
|
|
if (!*wctx)
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|
return;
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|
|
|
if ((*wctx)->writer->uninit)
|
|
(*wctx)->writer->uninit(*wctx);
|
|
for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
|
|
av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
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|
if ((*wctx)->writer->priv_class)
|
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av_opt_free((*wctx)->priv);
|
|
av_freep(&((*wctx)->priv));
|
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av_opt_free(*wctx);
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av_freep(wctx);
|
|
}
|
|
|
|
static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
|
|
{
|
|
int i;
|
|
av_bprintf(bp, "0X");
|
|
for (i = 0; i < ubuf_size; i++)
|
|
av_bprintf(bp, "%02X", ubuf[i]);
|
|
}
|
|
|
|
|
|
static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
|
|
const struct section *sections, int nb_sections)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
|
|
ret = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
|
|
if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
|
|
ret = AVERROR(ENOMEM);
|
|
goto fail;
|
|
}
|
|
|
|
(*wctx)->class = &writer_class;
|
|
(*wctx)->writer = writer;
|
|
(*wctx)->level = -1;
|
|
(*wctx)->sections = sections;
|
|
(*wctx)->nb_sections = nb_sections;
|
|
|
|
av_opt_set_defaults(*wctx);
|
|
|
|
if (writer->priv_class) {
|
|
void *priv_ctx = (*wctx)->priv;
|
|
*((const AVClass **)priv_ctx) = writer->priv_class;
|
|
av_opt_set_defaults(priv_ctx);
|
|
}
|
|
|
|
/* convert options to dictionary */
|
|
if (args) {
|
|
AVDictionary *opts = NULL;
|
|
AVDictionaryEntry *opt = NULL;
|
|
|
|
if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
|
|
av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
|
|
av_dict_free(&opts);
|
|
goto fail;
|
|
}
|
|
|
|
while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
|
|
if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
|
|
av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
|
|
opt->key, opt->value);
|
|
av_dict_free(&opts);
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
av_dict_free(&opts);
|
|
}
|
|
|
|
/* validate replace string */
|
|
{
|
|
const uint8_t *p = (*wctx)->string_validation_replacement;
|
|
const uint8_t *endp = p + strlen(p);
|
|
while (*p) {
|
|
const uint8_t *p0 = p;
|
|
int32_t code;
|
|
ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
|
|
if (ret < 0) {
|
|
AVBPrint bp;
|
|
av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
bprint_bytes(&bp, p0, p-p0),
|
|
av_log(wctx, AV_LOG_ERROR,
|
|
"Invalid UTF8 sequence %s found in string validation replace '%s'\n",
|
|
bp.str, (*wctx)->string_validation_replacement);
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
|
|
av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
if ((*wctx)->writer->init)
|
|
ret = (*wctx)->writer->init(*wctx);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
writer_close(wctx);
|
|
return ret;
|
|
}
|
|
|
|
static inline void writer_print_section_header(WriterContext *wctx,
|
|
int section_id)
|
|
{
|
|
int parent_section_id;
|
|
wctx->level++;
|
|
av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
|
|
parent_section_id = wctx->level ?
|
|
(wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
|
|
|
|
wctx->nb_item[wctx->level] = 0;
|
|
wctx->section[wctx->level] = &wctx->sections[section_id];
|
|
|
|
if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
|
|
wctx->nb_section_packet = wctx->nb_section_frame =
|
|
wctx->nb_section_packet_frame = 0;
|
|
} else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
|
|
wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
|
|
wctx->nb_section_packet : wctx->nb_section_frame;
|
|
}
|
|
|
|
if (wctx->writer->print_section_header)
|
|
wctx->writer->print_section_header(wctx);
|
|
}
|
|
|
|
static inline void writer_print_section_footer(WriterContext *wctx)
|
|
{
|
|
int section_id = wctx->section[wctx->level]->id;
|
|
int parent_section_id = wctx->level ?
|
|
wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
|
|
|
|
if (parent_section_id != SECTION_ID_NONE)
|
|
wctx->nb_item[wctx->level-1]++;
|
|
if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
|
|
if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
|
|
else wctx->nb_section_frame++;
|
|
}
|
|
if (wctx->writer->print_section_footer)
|
|
wctx->writer->print_section_footer(wctx);
|
|
wctx->level--;
|
|
}
|
|
|
|
static inline void writer_print_integer(WriterContext *wctx,
|
|
const char *key, long long int val)
|
|
{
|
|
const struct section *section = wctx->section[wctx->level];
|
|
|
|
if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
|
|
wctx->writer->print_integer(wctx, key, val);
|
|
wctx->nb_item[wctx->level]++;
|
|
}
|
|
}
|
|
|
|
static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
|
|
{
|
|
const uint8_t *p, *endp;
|
|
AVBPrint dstbuf;
|
|
int invalid_chars_nb = 0, ret = 0;
|
|
|
|
av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
endp = src + strlen(src);
|
|
for (p = (uint8_t *)src; *p;) {
|
|
uint32_t code;
|
|
int invalid = 0;
|
|
const uint8_t *p0 = p;
|
|
|
|
if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
|
|
AVBPrint bp;
|
|
av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
bprint_bytes(&bp, p0, p-p0);
|
|
av_log(wctx, AV_LOG_DEBUG,
|
|
"Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
|
|
invalid = 1;
|
|
}
|
|
|
|
if (invalid) {
|
|
invalid_chars_nb++;
|
|
|
|
switch (wctx->string_validation) {
|
|
case WRITER_STRING_VALIDATION_FAIL:
|
|
av_log(wctx, AV_LOG_ERROR,
|
|
"Invalid UTF-8 sequence found in string '%s'\n", src);
|
|
ret = AVERROR_INVALIDDATA;
|
|
goto end;
|
|
break;
|
|
|
|
case WRITER_STRING_VALIDATION_REPLACE:
|
|
av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
|
|
av_bprint_append_data(&dstbuf, p0, p-p0);
|
|
}
|
|
|
|
if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
|
|
av_log(wctx, AV_LOG_WARNING,
|
|
"%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
|
|
invalid_chars_nb, src, wctx->string_validation_replacement);
|
|
}
|
|
|
|
end:
|
|
av_bprint_finalize(&dstbuf, dstp);
|
|
return ret;
|
|
}
|
|
|
|
#define PRINT_STRING_OPT 1
|
|
#define PRINT_STRING_VALIDATE 2
|
|
|
|
static inline int writer_print_string(WriterContext *wctx,
|
|
const char *key, const char *val, int flags)
|
|
{
|
|
const struct section *section = wctx->section[wctx->level];
|
|
int ret = 0;
|
|
|
|
if ((flags & PRINT_STRING_OPT)
|
|
&& !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
|
|
return 0;
|
|
|
|
if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
|
|
if (flags & PRINT_STRING_VALIDATE) {
|
|
char *key1 = NULL, *val1 = NULL;
|
|
ret = validate_string(wctx, &key1, key);
|
|
if (ret < 0) goto end;
|
|
ret = validate_string(wctx, &val1, val);
|
|
if (ret < 0) goto end;
|
|
wctx->writer->print_string(wctx, key1, val1);
|
|
end:
|
|
if (ret < 0) {
|
|
av_log(wctx, AV_LOG_ERROR,
|
|
"Invalid key=value string combination %s=%s in section %s\n",
|
|
key, val, section->unique_name);
|
|
}
|
|
av_free(key1);
|
|
av_free(val1);
|
|
} else {
|
|
wctx->writer->print_string(wctx, key, val);
|
|
}
|
|
|
|
wctx->nb_item[wctx->level]++;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static inline void writer_print_rational(WriterContext *wctx,
|
|
const char *key, AVRational q, char sep)
|
|
{
|
|
AVBPrint buf;
|
|
av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
|
|
av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
|
|
writer_print_string(wctx, key, buf.str, 0);
|
|
}
|
|
|
|
static void writer_print_time(WriterContext *wctx, const char *key,
|
|
int64_t ts, const AVRational *time_base, int is_duration)
|
|
{
|
|
char buf[128];
|
|
|
|
if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
|
|
writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
|
|
} else {
|
|
double d = ts * av_q2d(*time_base);
|
|
struct unit_value uv;
|
|
uv.val.d = d;
|
|
uv.unit = unit_second_str;
|
|
value_string(buf, sizeof(buf), uv);
|
|
writer_print_string(wctx, key, buf, 0);
|
|
}
|
|
}
|
|
|
|
static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
|
|
{
|
|
if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
|
|
writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
|
|
} else {
|
|
writer_print_integer(wctx, key, ts);
|
|
}
|
|
}
|
|
|
|
static void writer_print_data(WriterContext *wctx, const char *name,
|
|
uint8_t *data, int size)
|
|
{
|
|
AVBPrint bp;
|
|
int offset = 0, l, i;
|
|
|
|
av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
|
|
av_bprintf(&bp, "\n");
|
|
while (size) {
|
|
av_bprintf(&bp, "%08x: ", offset);
|
|
l = FFMIN(size, 16);
|
|
for (i = 0; i < l; i++) {
|
|
av_bprintf(&bp, "%02x", data[i]);
|
|
if (i & 1)
|
|
av_bprintf(&bp, " ");
|
|
}
|
|
av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
|
|
for (i = 0; i < l; i++)
|
|
av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
|
|
av_bprintf(&bp, "\n");
|
|
offset += l;
|
|
data += l;
|
|
size -= l;
|
|
}
|
|
writer_print_string(wctx, name, bp.str, 0);
|
|
av_bprint_finalize(&bp, NULL);
|
|
}
|
|
|
|
#define MAX_REGISTERED_WRITERS_NB 64
|
|
|
|
static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
|
|
|
|
static int writer_register(const Writer *writer)
|
|
{
|
|
static int next_registered_writer_idx = 0;
|
|
|
|
if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
|
|
return AVERROR(ENOMEM);
|
|
|
|
registered_writers[next_registered_writer_idx++] = writer;
|
|
return 0;
|
|
}
|
|
|
|
static const Writer *writer_get_by_name(const char *name)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; registered_writers[i]; i++)
|
|
if (!strcmp(registered_writers[i]->name, name))
|
|
return registered_writers[i];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* WRITERS */
|
|
|
|
#define DEFINE_WRITER_CLASS(name) \
|
|
static const char *name##_get_name(void *ctx) \
|
|
{ \
|
|
return #name ; \
|
|
} \
|
|
static const AVClass name##_class = { \
|
|
.class_name = #name, \
|
|
.item_name = name##_get_name, \
|
|
.option = name##_options \
|
|
}
|
|
|
|
/* Default output */
|
|
|
|
typedef struct DefaultContext {
|
|
const AVClass *class;
|
|
int nokey;
|
|
int noprint_wrappers;
|
|
int nested_section[SECTION_MAX_NB_LEVELS];
|
|
} DefaultContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(DefaultContext, x)
|
|
|
|
static const AVOption default_options[] = {
|
|
{ "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{ "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{ "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{ "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(default);
|
|
|
|
/* lame uppercasing routine, assumes the string is lower case ASCII */
|
|
static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
|
|
{
|
|
int i;
|
|
for (i = 0; src[i] && i < dst_size-1; i++)
|
|
dst[i] = av_toupper(src[i]);
|
|
dst[i] = 0;
|
|
return dst;
|
|
}
|
|
|
|
static void default_print_section_header(WriterContext *wctx)
|
|
{
|
|
DefaultContext *def = wctx->priv;
|
|
char buf[32];
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
|
|
av_bprint_clear(&wctx->section_pbuf[wctx->level]);
|
|
if (parent_section &&
|
|
!(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
|
|
def->nested_section[wctx->level] = 1;
|
|
av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
|
|
wctx->section_pbuf[wctx->level-1].str,
|
|
upcase_string(buf, sizeof(buf),
|
|
av_x_if_null(section->element_name, section->name)));
|
|
}
|
|
|
|
if (def->noprint_wrappers || def->nested_section[wctx->level])
|
|
return;
|
|
|
|
if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
|
|
printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
|
|
}
|
|
|
|
static void default_print_section_footer(WriterContext *wctx)
|
|
{
|
|
DefaultContext *def = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
char buf[32];
|
|
|
|
if (def->noprint_wrappers || def->nested_section[wctx->level])
|
|
return;
|
|
|
|
if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
|
|
printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
|
|
}
|
|
|
|
static void default_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
DefaultContext *def = wctx->priv;
|
|
|
|
if (!def->nokey)
|
|
printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
|
|
printf("%s\n", value);
|
|
}
|
|
|
|
static void default_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
DefaultContext *def = wctx->priv;
|
|
|
|
if (!def->nokey)
|
|
printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
|
|
printf("%lld\n", value);
|
|
}
|
|
|
|
static const Writer default_writer = {
|
|
.name = "default",
|
|
.priv_size = sizeof(DefaultContext),
|
|
.print_section_header = default_print_section_header,
|
|
.print_section_footer = default_print_section_footer,
|
|
.print_integer = default_print_int,
|
|
.print_string = default_print_str,
|
|
.flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
|
|
.priv_class = &default_class,
|
|
};
|
|
|
|
/* Compact output */
|
|
|
|
/**
|
|
* Apply C-language-like string escaping.
|
|
*/
|
|
static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
|
|
{
|
|
const char *p;
|
|
|
|
for (p = src; *p; p++) {
|
|
switch (*p) {
|
|
case '\b': av_bprintf(dst, "%s", "\\b"); break;
|
|
case '\f': av_bprintf(dst, "%s", "\\f"); break;
|
|
case '\n': av_bprintf(dst, "%s", "\\n"); break;
|
|
case '\r': av_bprintf(dst, "%s", "\\r"); break;
|
|
case '\\': av_bprintf(dst, "%s", "\\\\"); break;
|
|
default:
|
|
if (*p == sep)
|
|
av_bprint_chars(dst, '\\', 1);
|
|
av_bprint_chars(dst, *p, 1);
|
|
}
|
|
}
|
|
return dst->str;
|
|
}
|
|
|
|
/**
|
|
* Quote fields containing special characters, check RFC4180.
|
|
*/
|
|
static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
|
|
{
|
|
char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
|
|
int needs_quoting = !!src[strcspn(src, meta_chars)];
|
|
|
|
if (needs_quoting)
|
|
av_bprint_chars(dst, '"', 1);
|
|
|
|
for (; *src; src++) {
|
|
if (*src == '"')
|
|
av_bprint_chars(dst, '"', 1);
|
|
av_bprint_chars(dst, *src, 1);
|
|
}
|
|
if (needs_quoting)
|
|
av_bprint_chars(dst, '"', 1);
|
|
return dst->str;
|
|
}
|
|
|
|
static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
|
|
{
|
|
return src;
|
|
}
|
|
|
|
typedef struct CompactContext {
|
|
const AVClass *class;
|
|
char *item_sep_str;
|
|
char item_sep;
|
|
int nokey;
|
|
int print_section;
|
|
char *escape_mode_str;
|
|
const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
|
|
int nested_section[SECTION_MAX_NB_LEVELS];
|
|
int has_nested_elems[SECTION_MAX_NB_LEVELS];
|
|
int terminate_line[SECTION_MAX_NB_LEVELS];
|
|
} CompactContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(CompactContext, x)
|
|
|
|
static const AVOption compact_options[]= {
|
|
{"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
|
|
{"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
|
|
{"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
|
|
{"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
|
|
{"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(compact);
|
|
|
|
static av_cold int compact_init(WriterContext *wctx)
|
|
{
|
|
CompactContext *compact = wctx->priv;
|
|
|
|
if (strlen(compact->item_sep_str) != 1) {
|
|
av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
|
|
compact->item_sep_str);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
compact->item_sep = compact->item_sep_str[0];
|
|
|
|
if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
|
|
else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
|
|
else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
|
|
else {
|
|
av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void compact_print_section_header(WriterContext *wctx)
|
|
{
|
|
CompactContext *compact = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
compact->terminate_line[wctx->level] = 1;
|
|
compact->has_nested_elems[wctx->level] = 0;
|
|
|
|
av_bprint_clear(&wctx->section_pbuf[wctx->level]);
|
|
if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
|
|
!(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
|
|
compact->nested_section[wctx->level] = 1;
|
|
compact->has_nested_elems[wctx->level-1] = 1;
|
|
av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
|
|
wctx->section_pbuf[wctx->level-1].str,
|
|
(char *)av_x_if_null(section->element_name, section->name));
|
|
wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
|
|
} else {
|
|
if (parent_section && compact->has_nested_elems[wctx->level-1] &&
|
|
(section->flags & SECTION_FLAG_IS_ARRAY)) {
|
|
compact->terminate_line[wctx->level-1] = 0;
|
|
printf("\n");
|
|
}
|
|
if (compact->print_section &&
|
|
!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
|
|
printf("%s%c", section->name, compact->item_sep);
|
|
}
|
|
}
|
|
|
|
static void compact_print_section_footer(WriterContext *wctx)
|
|
{
|
|
CompactContext *compact = wctx->priv;
|
|
|
|
if (!compact->nested_section[wctx->level] &&
|
|
compact->terminate_line[wctx->level] &&
|
|
!(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
|
|
printf("\n");
|
|
}
|
|
|
|
static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
CompactContext *compact = wctx->priv;
|
|
AVBPrint buf;
|
|
|
|
if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
|
|
if (!compact->nokey)
|
|
printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
CompactContext *compact = wctx->priv;
|
|
|
|
if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
|
|
if (!compact->nokey)
|
|
printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
|
|
printf("%lld", value);
|
|
}
|
|
|
|
static const Writer compact_writer = {
|
|
.name = "compact",
|
|
.priv_size = sizeof(CompactContext),
|
|
.init = compact_init,
|
|
.print_section_header = compact_print_section_header,
|
|
.print_section_footer = compact_print_section_footer,
|
|
.print_integer = compact_print_int,
|
|
.print_string = compact_print_str,
|
|
.flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
|
|
.priv_class = &compact_class,
|
|
};
|
|
|
|
/* CSV output */
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(CompactContext, x)
|
|
|
|
static const AVOption csv_options[] = {
|
|
{"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
|
|
{"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
|
|
{"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
|
|
{"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
|
|
{"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(csv);
|
|
|
|
static const Writer csv_writer = {
|
|
.name = "csv",
|
|
.priv_size = sizeof(CompactContext),
|
|
.init = compact_init,
|
|
.print_section_header = compact_print_section_header,
|
|
.print_section_footer = compact_print_section_footer,
|
|
.print_integer = compact_print_int,
|
|
.print_string = compact_print_str,
|
|
.flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
|
|
.priv_class = &csv_class,
|
|
};
|
|
|
|
/* Flat output */
|
|
|
|
typedef struct FlatContext {
|
|
const AVClass *class;
|
|
const char *sep_str;
|
|
char sep;
|
|
int hierarchical;
|
|
} FlatContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(FlatContext, x)
|
|
|
|
static const AVOption flat_options[]= {
|
|
{"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
|
|
{"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
|
|
{"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(flat);
|
|
|
|
static av_cold int flat_init(WriterContext *wctx)
|
|
{
|
|
FlatContext *flat = wctx->priv;
|
|
|
|
if (strlen(flat->sep_str) != 1) {
|
|
av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
|
|
flat->sep_str);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
flat->sep = flat->sep_str[0];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
|
|
{
|
|
const char *p;
|
|
|
|
for (p = src; *p; p++) {
|
|
if (!((*p >= '0' && *p <= '9') ||
|
|
(*p >= 'a' && *p <= 'z') ||
|
|
(*p >= 'A' && *p <= 'Z')))
|
|
av_bprint_chars(dst, '_', 1);
|
|
else
|
|
av_bprint_chars(dst, *p, 1);
|
|
}
|
|
return dst->str;
|
|
}
|
|
|
|
static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
|
|
{
|
|
const char *p;
|
|
|
|
for (p = src; *p; p++) {
|
|
switch (*p) {
|
|
case '\n': av_bprintf(dst, "%s", "\\n"); break;
|
|
case '\r': av_bprintf(dst, "%s", "\\r"); break;
|
|
case '\\': av_bprintf(dst, "%s", "\\\\"); break;
|
|
case '"': av_bprintf(dst, "%s", "\\\""); break;
|
|
case '`': av_bprintf(dst, "%s", "\\`"); break;
|
|
case '$': av_bprintf(dst, "%s", "\\$"); break;
|
|
default: av_bprint_chars(dst, *p, 1); break;
|
|
}
|
|
}
|
|
return dst->str;
|
|
}
|
|
|
|
static void flat_print_section_header(WriterContext *wctx)
|
|
{
|
|
FlatContext *flat = wctx->priv;
|
|
AVBPrint *buf = &wctx->section_pbuf[wctx->level];
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
|
|
/* build section header */
|
|
av_bprint_clear(buf);
|
|
if (!parent_section)
|
|
return;
|
|
av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
|
|
|
|
if (flat->hierarchical ||
|
|
!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
|
|
av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
|
|
|
|
if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
|
|
int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
|
|
wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
|
|
av_bprintf(buf, "%d%s", n, flat->sep_str);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
|
|
}
|
|
|
|
static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
FlatContext *flat = wctx->priv;
|
|
AVBPrint buf;
|
|
|
|
printf("%s", wctx->section_pbuf[wctx->level].str);
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
|
|
av_bprint_clear(&buf);
|
|
printf("\"%s\"\n", flat_escape_value_str(&buf, value));
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static const Writer flat_writer = {
|
|
.name = "flat",
|
|
.priv_size = sizeof(FlatContext),
|
|
.init = flat_init,
|
|
.print_section_header = flat_print_section_header,
|
|
.print_integer = flat_print_int,
|
|
.print_string = flat_print_str,
|
|
.flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
|
|
.priv_class = &flat_class,
|
|
};
|
|
|
|
/* INI format output */
|
|
|
|
typedef struct {
|
|
const AVClass *class;
|
|
int hierarchical;
|
|
} INIContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(INIContext, x)
|
|
|
|
static const AVOption ini_options[] = {
|
|
{"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(ini);
|
|
|
|
static char *ini_escape_str(AVBPrint *dst, const char *src)
|
|
{
|
|
int i = 0;
|
|
char c = 0;
|
|
|
|
while (c = src[i++]) {
|
|
switch (c) {
|
|
case '\b': av_bprintf(dst, "%s", "\\b"); break;
|
|
case '\f': av_bprintf(dst, "%s", "\\f"); break;
|
|
case '\n': av_bprintf(dst, "%s", "\\n"); break;
|
|
case '\r': av_bprintf(dst, "%s", "\\r"); break;
|
|
case '\t': av_bprintf(dst, "%s", "\\t"); break;
|
|
case '\\':
|
|
case '#' :
|
|
case '=' :
|
|
case ':' : av_bprint_chars(dst, '\\', 1);
|
|
default:
|
|
if ((unsigned char)c < 32)
|
|
av_bprintf(dst, "\\x00%02x", c & 0xff);
|
|
else
|
|
av_bprint_chars(dst, c, 1);
|
|
break;
|
|
}
|
|
}
|
|
return dst->str;
|
|
}
|
|
|
|
static void ini_print_section_header(WriterContext *wctx)
|
|
{
|
|
INIContext *ini = wctx->priv;
|
|
AVBPrint *buf = &wctx->section_pbuf[wctx->level];
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
|
|
av_bprint_clear(buf);
|
|
if (!parent_section) {
|
|
printf("# ffprobe output\n\n");
|
|
return;
|
|
}
|
|
|
|
if (wctx->nb_item[wctx->level-1])
|
|
printf("\n");
|
|
|
|
av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
|
|
if (ini->hierarchical ||
|
|
!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
|
|
av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
|
|
|
|
if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
|
|
int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
|
|
wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
|
|
av_bprintf(buf, ".%d", n);
|
|
}
|
|
}
|
|
|
|
if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
|
|
printf("[%s]\n", buf->str);
|
|
}
|
|
|
|
static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
AVBPrint buf;
|
|
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
printf("%s=", ini_escape_str(&buf, key));
|
|
av_bprint_clear(&buf);
|
|
printf("%s\n", ini_escape_str(&buf, value));
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
printf("%s=%lld\n", key, value);
|
|
}
|
|
|
|
static const Writer ini_writer = {
|
|
.name = "ini",
|
|
.priv_size = sizeof(INIContext),
|
|
.print_section_header = ini_print_section_header,
|
|
.print_integer = ini_print_int,
|
|
.print_string = ini_print_str,
|
|
.flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
|
|
.priv_class = &ini_class,
|
|
};
|
|
|
|
/* JSON output */
|
|
|
|
typedef struct {
|
|
const AVClass *class;
|
|
int indent_level;
|
|
int compact;
|
|
const char *item_sep, *item_start_end;
|
|
} JSONContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(JSONContext, x)
|
|
|
|
static const AVOption json_options[]= {
|
|
{ "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{ "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{ NULL }
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(json);
|
|
|
|
static av_cold int json_init(WriterContext *wctx)
|
|
{
|
|
JSONContext *json = wctx->priv;
|
|
|
|
json->item_sep = json->compact ? ", " : ",\n";
|
|
json->item_start_end = json->compact ? " " : "\n";
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
|
|
{
|
|
static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
|
|
static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
|
|
const char *p;
|
|
|
|
for (p = src; *p; p++) {
|
|
char *s = strchr(json_escape, *p);
|
|
if (s) {
|
|
av_bprint_chars(dst, '\\', 1);
|
|
av_bprint_chars(dst, json_subst[s - json_escape], 1);
|
|
} else if ((unsigned char)*p < 32) {
|
|
av_bprintf(dst, "\\u00%02x", *p & 0xff);
|
|
} else {
|
|
av_bprint_chars(dst, *p, 1);
|
|
}
|
|
}
|
|
return dst->str;
|
|
}
|
|
|
|
#define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
|
|
|
|
static void json_print_section_header(WriterContext *wctx)
|
|
{
|
|
JSONContext *json = wctx->priv;
|
|
AVBPrint buf;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
|
|
if (wctx->level && wctx->nb_item[wctx->level-1])
|
|
printf(",\n");
|
|
|
|
if (section->flags & SECTION_FLAG_IS_WRAPPER) {
|
|
printf("{\n");
|
|
json->indent_level++;
|
|
} else {
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
json_escape_str(&buf, section->name, wctx);
|
|
JSON_INDENT();
|
|
|
|
json->indent_level++;
|
|
if (section->flags & SECTION_FLAG_IS_ARRAY) {
|
|
printf("\"%s\": [\n", buf.str);
|
|
} else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
|
|
printf("\"%s\": {%s", buf.str, json->item_start_end);
|
|
} else {
|
|
printf("{%s", json->item_start_end);
|
|
|
|
/* this is required so the parser can distinguish between packets and frames */
|
|
if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
|
|
if (!json->compact)
|
|
JSON_INDENT();
|
|
printf("\"type\": \"%s\"%s", section->name, json->item_sep);
|
|
}
|
|
}
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
}
|
|
|
|
static void json_print_section_footer(WriterContext *wctx)
|
|
{
|
|
JSONContext *json = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
|
|
if (wctx->level == 0) {
|
|
json->indent_level--;
|
|
printf("\n}\n");
|
|
} else if (section->flags & SECTION_FLAG_IS_ARRAY) {
|
|
printf("\n");
|
|
json->indent_level--;
|
|
JSON_INDENT();
|
|
printf("]");
|
|
} else {
|
|
printf("%s", json->item_start_end);
|
|
json->indent_level--;
|
|
if (!json->compact)
|
|
JSON_INDENT();
|
|
printf("}");
|
|
}
|
|
}
|
|
|
|
static inline void json_print_item_str(WriterContext *wctx,
|
|
const char *key, const char *value)
|
|
{
|
|
AVBPrint buf;
|
|
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
printf("\"%s\":", json_escape_str(&buf, key, wctx));
|
|
av_bprint_clear(&buf);
|
|
printf(" \"%s\"", json_escape_str(&buf, value, wctx));
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static void json_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
JSONContext *json = wctx->priv;
|
|
|
|
if (wctx->nb_item[wctx->level])
|
|
printf("%s", json->item_sep);
|
|
if (!json->compact)
|
|
JSON_INDENT();
|
|
json_print_item_str(wctx, key, value);
|
|
}
|
|
|
|
static void json_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
JSONContext *json = wctx->priv;
|
|
AVBPrint buf;
|
|
|
|
if (wctx->nb_item[wctx->level])
|
|
printf("%s", json->item_sep);
|
|
if (!json->compact)
|
|
JSON_INDENT();
|
|
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static const Writer json_writer = {
|
|
.name = "json",
|
|
.priv_size = sizeof(JSONContext),
|
|
.init = json_init,
|
|
.print_section_header = json_print_section_header,
|
|
.print_section_footer = json_print_section_footer,
|
|
.print_integer = json_print_int,
|
|
.print_string = json_print_str,
|
|
.flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
|
|
.priv_class = &json_class,
|
|
};
|
|
|
|
/* XML output */
|
|
|
|
typedef struct {
|
|
const AVClass *class;
|
|
int within_tag;
|
|
int indent_level;
|
|
int fully_qualified;
|
|
int xsd_strict;
|
|
} XMLContext;
|
|
|
|
#undef OFFSET
|
|
#define OFFSET(x) offsetof(XMLContext, x)
|
|
|
|
static const AVOption xml_options[] = {
|
|
{"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
|
|
{NULL},
|
|
};
|
|
|
|
DEFINE_WRITER_CLASS(xml);
|
|
|
|
static av_cold int xml_init(WriterContext *wctx)
|
|
{
|
|
XMLContext *xml = wctx->priv;
|
|
|
|
if (xml->xsd_strict) {
|
|
xml->fully_qualified = 1;
|
|
#define CHECK_COMPLIANCE(opt, opt_name) \
|
|
if (opt) { \
|
|
av_log(wctx, AV_LOG_ERROR, \
|
|
"XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
|
|
"You need to disable such option with '-no%s'\n", opt_name, opt_name); \
|
|
return AVERROR(EINVAL); \
|
|
}
|
|
CHECK_COMPLIANCE(show_private_data, "private");
|
|
CHECK_COMPLIANCE(show_value_unit, "unit");
|
|
CHECK_COMPLIANCE(use_value_prefix, "prefix");
|
|
|
|
if (do_show_frames && do_show_packets) {
|
|
av_log(wctx, AV_LOG_ERROR,
|
|
"Interleaved frames and packets are not allowed in XSD. "
|
|
"Select only one between the -show_frames and the -show_packets options.\n");
|
|
return AVERROR(EINVAL);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
|
|
{
|
|
const char *p;
|
|
|
|
for (p = src; *p; p++) {
|
|
switch (*p) {
|
|
case '&' : av_bprintf(dst, "%s", "&"); break;
|
|
case '<' : av_bprintf(dst, "%s", "<"); break;
|
|
case '>' : av_bprintf(dst, "%s", ">"); break;
|
|
case '"' : av_bprintf(dst, "%s", """); break;
|
|
case '\'': av_bprintf(dst, "%s", "'"); break;
|
|
default: av_bprint_chars(dst, *p, 1);
|
|
}
|
|
}
|
|
|
|
return dst->str;
|
|
}
|
|
|
|
#define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
|
|
|
|
static void xml_print_section_header(WriterContext *wctx)
|
|
{
|
|
XMLContext *xml = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
const struct section *parent_section = wctx->level ?
|
|
wctx->section[wctx->level-1] : NULL;
|
|
|
|
if (wctx->level == 0) {
|
|
const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
|
|
"xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
|
|
"xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
|
|
|
|
printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
|
|
printf("<%sffprobe%s>\n",
|
|
xml->fully_qualified ? "ffprobe:" : "",
|
|
xml->fully_qualified ? qual : "");
|
|
return;
|
|
}
|
|
|
|
if (xml->within_tag) {
|
|
xml->within_tag = 0;
|
|
printf(">\n");
|
|
}
|
|
if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
|
|
xml->indent_level++;
|
|
} else {
|
|
if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
|
|
wctx->level && wctx->nb_item[wctx->level-1])
|
|
printf("\n");
|
|
xml->indent_level++;
|
|
|
|
if (section->flags & SECTION_FLAG_IS_ARRAY) {
|
|
XML_INDENT(); printf("<%s>\n", section->name);
|
|
} else {
|
|
XML_INDENT(); printf("<%s ", section->name);
|
|
xml->within_tag = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void xml_print_section_footer(WriterContext *wctx)
|
|
{
|
|
XMLContext *xml = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
|
|
if (wctx->level == 0) {
|
|
printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
|
|
} else if (xml->within_tag) {
|
|
xml->within_tag = 0;
|
|
printf("/>\n");
|
|
xml->indent_level--;
|
|
} else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
|
|
xml->indent_level--;
|
|
} else {
|
|
XML_INDENT(); printf("</%s>\n", section->name);
|
|
xml->indent_level--;
|
|
}
|
|
}
|
|
|
|
static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
|
|
{
|
|
AVBPrint buf;
|
|
XMLContext *xml = wctx->priv;
|
|
const struct section *section = wctx->section[wctx->level];
|
|
|
|
av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
|
|
XML_INDENT();
|
|
printf("<%s key=\"%s\"",
|
|
section->element_name, xml_escape_str(&buf, key, wctx));
|
|
av_bprint_clear(&buf);
|
|
printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
|
|
} else {
|
|
if (wctx->nb_item[wctx->level])
|
|
printf(" ");
|
|
printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
|
|
}
|
|
|
|
av_bprint_finalize(&buf, NULL);
|
|
}
|
|
|
|
static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
|
|
{
|
|
if (wctx->nb_item[wctx->level])
|
|
printf(" ");
|
|
printf("%s=\"%lld\"", key, value);
|
|
}
|
|
|
|
static Writer xml_writer = {
|
|
.name = "xml",
|
|
.priv_size = sizeof(XMLContext),
|
|
.init = xml_init,
|
|
.print_section_header = xml_print_section_header,
|
|
.print_section_footer = xml_print_section_footer,
|
|
.print_integer = xml_print_int,
|
|
.print_string = xml_print_str,
|
|
.flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
|
|
.priv_class = &xml_class,
|
|
};
|
|
|
|
static void writer_register_all(void)
|
|
{
|
|
static int initialized;
|
|
|
|
if (initialized)
|
|
return;
|
|
initialized = 1;
|
|
|
|
writer_register(&default_writer);
|
|
writer_register(&compact_writer);
|
|
writer_register(&csv_writer);
|
|
writer_register(&flat_writer);
|
|
writer_register(&ini_writer);
|
|
writer_register(&json_writer);
|
|
writer_register(&xml_writer);
|
|
}
|
|
|
|
#define print_fmt(k, f, ...) do { \
|
|
av_bprint_clear(&pbuf); \
|
|
av_bprintf(&pbuf, f, __VA_ARGS__); \
|
|
writer_print_string(w, k, pbuf.str, 0); \
|
|
} while (0)
|
|
|
|
#define print_int(k, v) writer_print_integer(w, k, v)
|
|
#define print_q(k, v, s) writer_print_rational(w, k, v, s)
|
|
#define print_str(k, v) writer_print_string(w, k, v, 0)
|
|
#define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
|
|
#define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
|
|
#define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
|
|
#define print_ts(k, v) writer_print_ts(w, k, v, 0)
|
|
#define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
|
|
#define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
|
|
#define print_val(k, v, u) do { \
|
|
struct unit_value uv; \
|
|
uv.val.i = v; \
|
|
uv.unit = u; \
|
|
writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
|
|
} while (0)
|
|
|
|
#define print_section_header(s) writer_print_section_header(w, s)
|
|
#define print_section_footer(s) writer_print_section_footer(w, s)
|
|
|
|
#define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
|
|
{ \
|
|
ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
|
|
if (ret < 0) \
|
|
goto end; \
|
|
memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
|
|
}
|
|
|
|
static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
|
|
{
|
|
AVDictionaryEntry *tag = NULL;
|
|
int ret = 0;
|
|
|
|
if (!tags)
|
|
return 0;
|
|
writer_print_section_header(w, section_id);
|
|
|
|
while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
|
|
if ((ret = print_str_validate(tag->key, tag->value)) < 0)
|
|
break;
|
|
}
|
|
writer_print_section_footer(w);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void show_packet(WriterContext *w, AVFormatContext *fmt_ctx, AVPacket *pkt, int packet_idx)
|
|
{
|
|
char val_str[128];
|
|
AVStream *st = fmt_ctx->streams[pkt->stream_index];
|
|
AVBPrint pbuf;
|
|
const char *s;
|
|
|
|
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
writer_print_section_header(w, SECTION_ID_PACKET);
|
|
|
|
s = av_get_media_type_string(st->codec->codec_type);
|
|
if (s) print_str ("codec_type", s);
|
|
else print_str_opt("codec_type", "unknown");
|
|
print_int("stream_index", pkt->stream_index);
|
|
print_ts ("pts", pkt->pts);
|
|
print_time("pts_time", pkt->pts, &st->time_base);
|
|
print_ts ("dts", pkt->dts);
|
|
print_time("dts_time", pkt->dts, &st->time_base);
|
|
print_duration_ts("duration", pkt->duration);
|
|
print_duration_time("duration_time", pkt->duration, &st->time_base);
|
|
print_duration_ts("convergence_duration", pkt->convergence_duration);
|
|
print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
|
|
print_val("size", pkt->size, unit_byte_str);
|
|
if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
|
|
else print_str_opt("pos", "N/A");
|
|
print_fmt("flags", "%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_');
|
|
if (do_show_data)
|
|
writer_print_data(w, "data", pkt->data, pkt->size);
|
|
writer_print_section_footer(w);
|
|
|
|
av_bprint_finalize(&pbuf, NULL);
|
|
fflush(stdout);
|
|
}
|
|
|
|
static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
|
|
AVFormatContext *fmt_ctx)
|
|
{
|
|
AVBPrint pbuf;
|
|
|
|
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
writer_print_section_header(w, SECTION_ID_SUBTITLE);
|
|
|
|
print_str ("media_type", "subtitle");
|
|
print_ts ("pts", sub->pts);
|
|
print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
|
|
print_int ("format", sub->format);
|
|
print_int ("start_display_time", sub->start_display_time);
|
|
print_int ("end_display_time", sub->end_display_time);
|
|
print_int ("num_rects", sub->num_rects);
|
|
|
|
writer_print_section_footer(w);
|
|
|
|
av_bprint_finalize(&pbuf, NULL);
|
|
fflush(stdout);
|
|
}
|
|
|
|
static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
|
|
AVFormatContext *fmt_ctx)
|
|
{
|
|
AVBPrint pbuf;
|
|
const char *s;
|
|
|
|
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
writer_print_section_header(w, SECTION_ID_FRAME);
|
|
|
|
s = av_get_media_type_string(stream->codec->codec_type);
|
|
if (s) print_str ("media_type", s);
|
|
else print_str_opt("media_type", "unknown");
|
|
print_int("key_frame", frame->key_frame);
|
|
print_ts ("pkt_pts", frame->pkt_pts);
|
|
print_time("pkt_pts_time", frame->pkt_pts, &stream->time_base);
|
|
print_ts ("pkt_dts", frame->pkt_dts);
|
|
print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
|
|
print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
|
|
print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
|
|
print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
|
|
print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
|
|
if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
|
|
else print_str_opt("pkt_pos", "N/A");
|
|
if (av_frame_get_pkt_size(frame) != -1) print_fmt ("pkt_size", "%d", av_frame_get_pkt_size(frame));
|
|
else print_str_opt("pkt_size", "N/A");
|
|
|
|
switch (stream->codec->codec_type) {
|
|
AVRational sar;
|
|
|
|
case AVMEDIA_TYPE_VIDEO:
|
|
print_int("width", frame->width);
|
|
print_int("height", frame->height);
|
|
s = av_get_pix_fmt_name(frame->format);
|
|
if (s) print_str ("pix_fmt", s);
|
|
else print_str_opt("pix_fmt", "unknown");
|
|
sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
|
|
if (sar.num) {
|
|
print_q("sample_aspect_ratio", sar, ':');
|
|
} else {
|
|
print_str_opt("sample_aspect_ratio", "N/A");
|
|
}
|
|
print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
|
|
print_int("coded_picture_number", frame->coded_picture_number);
|
|
print_int("display_picture_number", frame->display_picture_number);
|
|
print_int("interlaced_frame", frame->interlaced_frame);
|
|
print_int("top_field_first", frame->top_field_first);
|
|
print_int("repeat_pict", frame->repeat_pict);
|
|
break;
|
|
|
|
case AVMEDIA_TYPE_AUDIO:
|
|
s = av_get_sample_fmt_name(frame->format);
|
|
if (s) print_str ("sample_fmt", s);
|
|
else print_str_opt("sample_fmt", "unknown");
|
|
print_int("nb_samples", frame->nb_samples);
|
|
print_int("channels", av_frame_get_channels(frame));
|
|
if (av_frame_get_channel_layout(frame)) {
|
|
av_bprint_clear(&pbuf);
|
|
av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
|
|
av_frame_get_channel_layout(frame));
|
|
print_str ("channel_layout", pbuf.str);
|
|
} else
|
|
print_str_opt("channel_layout", "unknown");
|
|
break;
|
|
}
|
|
if (do_show_frame_tags)
|
|
show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
|
|
|
|
writer_print_section_footer(w);
|
|
|
|
av_bprint_finalize(&pbuf, NULL);
|
|
fflush(stdout);
|
|
}
|
|
|
|
static av_always_inline int process_frame(WriterContext *w,
|
|
AVFormatContext *fmt_ctx,
|
|
AVFrame *frame, AVPacket *pkt)
|
|
{
|
|
AVCodecContext *dec_ctx = fmt_ctx->streams[pkt->stream_index]->codec;
|
|
AVSubtitle sub;
|
|
int ret = 0, got_frame = 0;
|
|
|
|
if (dec_ctx->codec) {
|
|
switch (dec_ctx->codec_type) {
|
|
case AVMEDIA_TYPE_VIDEO:
|
|
ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
|
|
break;
|
|
|
|
case AVMEDIA_TYPE_AUDIO:
|
|
ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
|
|
break;
|
|
|
|
case AVMEDIA_TYPE_SUBTITLE:
|
|
ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (ret < 0)
|
|
return ret;
|
|
ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
|
|
pkt->data += ret;
|
|
pkt->size -= ret;
|
|
if (got_frame) {
|
|
int is_sub = (dec_ctx->codec_type == AVMEDIA_TYPE_SUBTITLE);
|
|
nb_streams_frames[pkt->stream_index]++;
|
|
if (do_show_frames)
|
|
if (is_sub)
|
|
show_subtitle(w, &sub, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
|
|
else
|
|
show_frame(w, frame, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
|
|
if (is_sub)
|
|
avsubtitle_free(&sub);
|
|
}
|
|
return got_frame;
|
|
}
|
|
|
|
static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
|
|
{
|
|
av_log(log_ctx, log_level, "id:%d", interval->id);
|
|
|
|
if (interval->has_start) {
|
|
av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
|
|
av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
|
|
} else {
|
|
av_log(log_ctx, log_level, " start:N/A");
|
|
}
|
|
|
|
if (interval->has_end) {
|
|
av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
|
|
if (interval->duration_frames)
|
|
av_log(log_ctx, log_level, "#%"PRId64, interval->end);
|
|
else
|
|
av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
|
|
} else {
|
|
av_log(log_ctx, log_level, " end:N/A");
|
|
}
|
|
|
|
av_log(log_ctx, log_level, "\n");
|
|
}
|
|
|
|
static int read_interval_packets(WriterContext *w, AVFormatContext *fmt_ctx,
|
|
const ReadInterval *interval, int64_t *cur_ts)
|
|
{
|
|
AVPacket pkt, pkt1;
|
|
AVFrame *frame = NULL;
|
|
int ret = 0, i = 0, frame_count = 0;
|
|
int64_t start = -INT64_MAX, end = interval->end;
|
|
int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
|
|
|
|
av_init_packet(&pkt);
|
|
|
|
av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
|
|
log_read_interval(interval, NULL, AV_LOG_VERBOSE);
|
|
|
|
if (interval->has_start) {
|
|
int64_t target;
|
|
if (interval->start_is_offset) {
|
|
if (*cur_ts == AV_NOPTS_VALUE) {
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"Could not seek to relative position since current "
|
|
"timestamp is not defined\n");
|
|
ret = AVERROR(EINVAL);
|
|
goto end;
|
|
}
|
|
target = *cur_ts + interval->start;
|
|
} else {
|
|
target = interval->start;
|
|
}
|
|
|
|
av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
|
|
av_ts2timestr(target, &AV_TIME_BASE_Q));
|
|
if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
|
|
interval->start, av_err2str(ret));
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
frame = av_frame_alloc();
|
|
if (!frame) {
|
|
ret = AVERROR(ENOMEM);
|
|
goto end;
|
|
}
|
|
while (!av_read_frame(fmt_ctx, &pkt)) {
|
|
if (fmt_ctx->nb_streams > nb_streams) {
|
|
REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
|
|
REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
|
|
REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
|
|
nb_streams = fmt_ctx->nb_streams;
|
|
}
|
|
if (selected_streams[pkt.stream_index]) {
|
|
AVRational tb = fmt_ctx->streams[pkt.stream_index]->time_base;
|
|
|
|
if (pkt.pts != AV_NOPTS_VALUE)
|
|
*cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
|
|
|
|
if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
|
|
start = *cur_ts;
|
|
has_start = 1;
|
|
}
|
|
|
|
if (has_start && !has_end && interval->end_is_offset) {
|
|
end = start + interval->end;
|
|
has_end = 1;
|
|
}
|
|
|
|
if (interval->end_is_offset && interval->duration_frames) {
|
|
if (frame_count >= interval->end)
|
|
break;
|
|
} else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
|
|
break;
|
|
}
|
|
|
|
frame_count++;
|
|
if (do_read_packets) {
|
|
if (do_show_packets)
|
|
show_packet(w, fmt_ctx, &pkt, i++);
|
|
nb_streams_packets[pkt.stream_index]++;
|
|
}
|
|
if (do_read_frames) {
|
|
pkt1 = pkt;
|
|
while (pkt1.size && process_frame(w, fmt_ctx, frame, &pkt1) > 0);
|
|
}
|
|
}
|
|
av_free_packet(&pkt);
|
|
}
|
|
av_init_packet(&pkt);
|
|
pkt.data = NULL;
|
|
pkt.size = 0;
|
|
//Flush remaining frames that are cached in the decoder
|
|
for (i = 0; i < fmt_ctx->nb_streams; i++) {
|
|
pkt.stream_index = i;
|
|
if (do_read_frames)
|
|
while (process_frame(w, fmt_ctx, frame, &pkt) > 0);
|
|
}
|
|
|
|
end:
|
|
av_frame_free(&frame);
|
|
if (ret < 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
|
|
log_read_interval(interval, NULL, AV_LOG_ERROR);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int read_packets(WriterContext *w, AVFormatContext *fmt_ctx)
|
|
{
|
|
int i, ret = 0;
|
|
int64_t cur_ts = fmt_ctx->start_time;
|
|
|
|
if (read_intervals_nb == 0) {
|
|
ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
|
|
ret = read_interval_packets(w, fmt_ctx, &interval, &cur_ts);
|
|
} else {
|
|
for (i = 0; i < read_intervals_nb; i++) {
|
|
ret = read_interval_packets(w, fmt_ctx, &read_intervals[i], &cur_ts);
|
|
if (ret < 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, int in_program)
|
|
{
|
|
AVStream *stream = fmt_ctx->streams[stream_idx];
|
|
AVCodecContext *dec_ctx;
|
|
const AVCodec *dec;
|
|
char val_str[128];
|
|
const char *s;
|
|
AVRational sar, dar;
|
|
AVBPrint pbuf;
|
|
const AVCodecDescriptor *cd;
|
|
int ret = 0;
|
|
|
|
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
|
|
|
|
print_int("index", stream->index);
|
|
|
|
if ((dec_ctx = stream->codec)) {
|
|
const char *profile = NULL;
|
|
dec = dec_ctx->codec;
|
|
if (dec) {
|
|
print_str("codec_name", dec->name);
|
|
if (!do_bitexact) {
|
|
if (dec->long_name) print_str ("codec_long_name", dec->long_name);
|
|
else print_str_opt("codec_long_name", "unknown");
|
|
}
|
|
} else if ((cd = avcodec_descriptor_get(stream->codec->codec_id))) {
|
|
print_str_opt("codec_name", cd->name);
|
|
if (!do_bitexact) {
|
|
print_str_opt("codec_long_name",
|
|
cd->long_name ? cd->long_name : "unknown");
|
|
}
|
|
} else {
|
|
print_str_opt("codec_name", "unknown");
|
|
if (!do_bitexact) {
|
|
print_str_opt("codec_long_name", "unknown");
|
|
}
|
|
}
|
|
|
|
if (dec && (profile = av_get_profile_name(dec, dec_ctx->profile)))
|
|
print_str("profile", profile);
|
|
else
|
|
print_str_opt("profile", "unknown");
|
|
|
|
s = av_get_media_type_string(dec_ctx->codec_type);
|
|
if (s) print_str ("codec_type", s);
|
|
else print_str_opt("codec_type", "unknown");
|
|
print_q("codec_time_base", dec_ctx->time_base, '/');
|
|
|
|
/* print AVI/FourCC tag */
|
|
av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
|
|
print_str("codec_tag_string", val_str);
|
|
print_fmt("codec_tag", "0x%04x", dec_ctx->codec_tag);
|
|
|
|
switch (dec_ctx->codec_type) {
|
|
case AVMEDIA_TYPE_VIDEO:
|
|
print_int("width", dec_ctx->width);
|
|
print_int("height", dec_ctx->height);
|
|
print_int("has_b_frames", dec_ctx->has_b_frames);
|
|
sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
|
|
if (sar.den) {
|
|
print_q("sample_aspect_ratio", sar, ':');
|
|
av_reduce(&dar.num, &dar.den,
|
|
dec_ctx->width * sar.num,
|
|
dec_ctx->height * sar.den,
|
|
1024*1024);
|
|
print_q("display_aspect_ratio", dar, ':');
|
|
} else {
|
|
print_str_opt("sample_aspect_ratio", "N/A");
|
|
print_str_opt("display_aspect_ratio", "N/A");
|
|
}
|
|
s = av_get_pix_fmt_name(dec_ctx->pix_fmt);
|
|
if (s) print_str ("pix_fmt", s);
|
|
else print_str_opt("pix_fmt", "unknown");
|
|
print_int("level", dec_ctx->level);
|
|
if (dec_ctx->timecode_frame_start >= 0) {
|
|
char tcbuf[AV_TIMECODE_STR_SIZE];
|
|
av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
|
|
print_str("timecode", tcbuf);
|
|
} else {
|
|
print_str_opt("timecode", "N/A");
|
|
}
|
|
break;
|
|
|
|
case AVMEDIA_TYPE_AUDIO:
|
|
s = av_get_sample_fmt_name(dec_ctx->sample_fmt);
|
|
if (s) print_str ("sample_fmt", s);
|
|
else print_str_opt("sample_fmt", "unknown");
|
|
print_val("sample_rate", dec_ctx->sample_rate, unit_hertz_str);
|
|
print_int("channels", dec_ctx->channels);
|
|
|
|
if (dec_ctx->channel_layout) {
|
|
av_bprint_clear(&pbuf);
|
|
av_bprint_channel_layout(&pbuf, dec_ctx->channels, dec_ctx->channel_layout);
|
|
print_str ("channel_layout", pbuf.str);
|
|
} else {
|
|
print_str_opt("channel_layout", "unknown");
|
|
}
|
|
|
|
print_int("bits_per_sample", av_get_bits_per_sample(dec_ctx->codec_id));
|
|
break;
|
|
|
|
case AVMEDIA_TYPE_SUBTITLE:
|
|
if (dec_ctx->width)
|
|
print_int("width", dec_ctx->width);
|
|
else
|
|
print_str_opt("width", "N/A");
|
|
if (dec_ctx->height)
|
|
print_int("height", dec_ctx->height);
|
|
else
|
|
print_str_opt("height", "N/A");
|
|
break;
|
|
}
|
|
} else {
|
|
print_str_opt("codec_type", "unknown");
|
|
}
|
|
if (dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
|
|
const AVOption *opt = NULL;
|
|
while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
|
|
uint8_t *str;
|
|
if (opt->flags) continue;
|
|
if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
|
|
print_str(opt->name, str);
|
|
av_free(str);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
|
|
else print_str_opt("id", "N/A");
|
|
print_q("r_frame_rate", stream->r_frame_rate, '/');
|
|
print_q("avg_frame_rate", stream->avg_frame_rate, '/');
|
|
print_q("time_base", stream->time_base, '/');
|
|
print_ts ("start_pts", stream->start_time);
|
|
print_time("start_time", stream->start_time, &stream->time_base);
|
|
print_ts ("duration_ts", stream->duration);
|
|
print_time("duration", stream->duration, &stream->time_base);
|
|
if (dec_ctx->bit_rate > 0) print_val ("bit_rate", dec_ctx->bit_rate, unit_bit_per_second_str);
|
|
else print_str_opt("bit_rate", "N/A");
|
|
if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
|
|
else print_str_opt("nb_frames", "N/A");
|
|
if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
|
|
else print_str_opt("nb_read_frames", "N/A");
|
|
if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
|
|
else print_str_opt("nb_read_packets", "N/A");
|
|
if (do_show_data)
|
|
writer_print_data(w, "extradata", dec_ctx->extradata,
|
|
dec_ctx->extradata_size);
|
|
|
|
/* Print disposition information */
|
|
#define PRINT_DISPOSITION(flagname, name) do { \
|
|
print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
|
|
} while (0)
|
|
|
|
if (do_show_stream_disposition) {
|
|
writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
|
|
PRINT_DISPOSITION(DEFAULT, "default");
|
|
PRINT_DISPOSITION(DUB, "dub");
|
|
PRINT_DISPOSITION(ORIGINAL, "original");
|
|
PRINT_DISPOSITION(COMMENT, "comment");
|
|
PRINT_DISPOSITION(LYRICS, "lyrics");
|
|
PRINT_DISPOSITION(KARAOKE, "karaoke");
|
|
PRINT_DISPOSITION(FORCED, "forced");
|
|
PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
|
|
PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
|
|
PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
|
|
PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
|
|
writer_print_section_footer(w);
|
|
}
|
|
|
|
if (do_show_stream_tags)
|
|
ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
|
|
|
|
writer_print_section_footer(w);
|
|
av_bprint_finalize(&pbuf, NULL);
|
|
fflush(stdout);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int show_streams(WriterContext *w, AVFormatContext *fmt_ctx)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
writer_print_section_header(w, SECTION_ID_STREAMS);
|
|
for (i = 0; i < fmt_ctx->nb_streams; i++)
|
|
if (selected_streams[i]) {
|
|
ret = show_stream(w, fmt_ctx, i, 0);
|
|
if (ret < 0)
|
|
break;
|
|
}
|
|
writer_print_section_footer(w);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int show_program(WriterContext *w, AVFormatContext *fmt_ctx, AVProgram *program)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
writer_print_section_header(w, SECTION_ID_PROGRAM);
|
|
print_int("program_id", program->id);
|
|
print_int("program_num", program->program_num);
|
|
print_int("nb_streams", program->nb_stream_indexes);
|
|
print_int("pmt_pid", program->pmt_pid);
|
|
print_int("pcr_pid", program->pcr_pid);
|
|
print_ts("start_pts", program->start_time);
|
|
print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
|
|
print_ts("end_pts", program->end_time);
|
|
print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
|
|
if (do_show_program_tags)
|
|
ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
|
|
if (ret < 0)
|
|
goto end;
|
|
|
|
writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
|
|
for (i = 0; i < program->nb_stream_indexes; i++) {
|
|
if (selected_streams[program->stream_index[i]]) {
|
|
ret = show_stream(w, fmt_ctx, program->stream_index[i], 1);
|
|
if (ret < 0)
|
|
break;
|
|
}
|
|
}
|
|
writer_print_section_footer(w);
|
|
|
|
end:
|
|
writer_print_section_footer(w);
|
|
return ret;
|
|
}
|
|
|
|
static int show_programs(WriterContext *w, AVFormatContext *fmt_ctx)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
writer_print_section_header(w, SECTION_ID_PROGRAMS);
|
|
for (i = 0; i < fmt_ctx->nb_programs; i++) {
|
|
AVProgram *program = fmt_ctx->programs[i];
|
|
if (!program)
|
|
continue;
|
|
ret = show_program(w, fmt_ctx, program);
|
|
if (ret < 0)
|
|
break;
|
|
}
|
|
writer_print_section_footer(w);
|
|
return ret;
|
|
}
|
|
|
|
static int show_chapters(WriterContext *w, AVFormatContext *fmt_ctx)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
writer_print_section_header(w, SECTION_ID_CHAPTERS);
|
|
for (i = 0; i < fmt_ctx->nb_chapters; i++) {
|
|
AVChapter *chapter = fmt_ctx->chapters[i];
|
|
|
|
writer_print_section_header(w, SECTION_ID_CHAPTER);
|
|
print_int("id", chapter->id);
|
|
print_q ("time_base", chapter->time_base, '/');
|
|
print_int("start", chapter->start);
|
|
print_time("start_time", chapter->start, &chapter->time_base);
|
|
print_int("end", chapter->end);
|
|
print_time("end_time", chapter->end, &chapter->time_base);
|
|
if (do_show_chapter_tags)
|
|
ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
|
|
writer_print_section_footer(w);
|
|
}
|
|
writer_print_section_footer(w);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int show_format(WriterContext *w, AVFormatContext *fmt_ctx)
|
|
{
|
|
char val_str[128];
|
|
int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
|
|
int ret = 0;
|
|
|
|
writer_print_section_header(w, SECTION_ID_FORMAT);
|
|
print_str_validate("filename", fmt_ctx->filename);
|
|
print_int("nb_streams", fmt_ctx->nb_streams);
|
|
print_int("nb_programs", fmt_ctx->nb_programs);
|
|
print_str("format_name", fmt_ctx->iformat->name);
|
|
if (!do_bitexact) {
|
|
if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
|
|
else print_str_opt("format_long_name", "unknown");
|
|
}
|
|
print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
|
|
print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
|
|
if (size >= 0) print_val ("size", size, unit_byte_str);
|
|
else print_str_opt("size", "N/A");
|
|
if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
|
|
else print_str_opt("bit_rate", "N/A");
|
|
print_int("probe_score", av_format_get_probe_score(fmt_ctx));
|
|
if (do_show_format_tags)
|
|
ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
|
|
|
|
writer_print_section_footer(w);
|
|
fflush(stdout);
|
|
return ret;
|
|
}
|
|
|
|
static void show_error(WriterContext *w, int err)
|
|
{
|
|
char errbuf[128];
|
|
const char *errbuf_ptr = errbuf;
|
|
|
|
if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
|
|
errbuf_ptr = strerror(AVUNERROR(err));
|
|
|
|
writer_print_section_header(w, SECTION_ID_ERROR);
|
|
print_int("code", err);
|
|
print_str("string", errbuf_ptr);
|
|
writer_print_section_footer(w);
|
|
}
|
|
|
|
static int open_input_file(AVFormatContext **fmt_ctx_ptr, const char *filename)
|
|
{
|
|
int err, i, orig_nb_streams;
|
|
AVFormatContext *fmt_ctx = NULL;
|
|
AVDictionaryEntry *t;
|
|
AVDictionary **opts;
|
|
|
|
if ((err = avformat_open_input(&fmt_ctx, filename,
|
|
iformat, &format_opts)) < 0) {
|
|
print_error(filename, err);
|
|
return err;
|
|
}
|
|
if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
|
|
av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
}
|
|
|
|
/* fill the streams in the format context */
|
|
opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
|
|
orig_nb_streams = fmt_ctx->nb_streams;
|
|
|
|
if ((err = avformat_find_stream_info(fmt_ctx, opts)) < 0) {
|
|
print_error(filename, err);
|
|
return err;
|
|
}
|
|
for (i = 0; i < orig_nb_streams; i++)
|
|
av_dict_free(&opts[i]);
|
|
av_freep(&opts);
|
|
|
|
av_dump_format(fmt_ctx, 0, filename, 0);
|
|
|
|
/* bind a decoder to each input stream */
|
|
for (i = 0; i < fmt_ctx->nb_streams; i++) {
|
|
AVStream *stream = fmt_ctx->streams[i];
|
|
AVCodec *codec;
|
|
|
|
if (stream->codec->codec_id == AV_CODEC_ID_PROBE) {
|
|
av_log(NULL, AV_LOG_WARNING,
|
|
"Failed to probe codec for input stream %d\n",
|
|
stream->index);
|
|
} else if (!(codec = avcodec_find_decoder(stream->codec->codec_id))) {
|
|
av_log(NULL, AV_LOG_WARNING,
|
|
"Unsupported codec with id %d for input stream %d\n",
|
|
stream->codec->codec_id, stream->index);
|
|
} else {
|
|
AVDictionary *opts = filter_codec_opts(codec_opts, stream->codec->codec_id,
|
|
fmt_ctx, stream, codec);
|
|
if (avcodec_open2(stream->codec, codec, &opts) < 0) {
|
|
av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
|
|
stream->index);
|
|
}
|
|
if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
|
|
av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
|
|
t->key, stream->index);
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
}
|
|
}
|
|
}
|
|
|
|
*fmt_ctx_ptr = fmt_ctx;
|
|
return 0;
|
|
}
|
|
|
|
static void close_input_file(AVFormatContext **ctx_ptr)
|
|
{
|
|
int i;
|
|
AVFormatContext *fmt_ctx = *ctx_ptr;
|
|
|
|
/* close decoder for each stream */
|
|
for (i = 0; i < fmt_ctx->nb_streams; i++)
|
|
if (fmt_ctx->streams[i]->codec->codec_id != AV_CODEC_ID_NONE)
|
|
avcodec_close(fmt_ctx->streams[i]->codec);
|
|
|
|
avformat_close_input(ctx_ptr);
|
|
}
|
|
|
|
static int probe_file(WriterContext *wctx, const char *filename)
|
|
{
|
|
AVFormatContext *fmt_ctx;
|
|
int ret, i;
|
|
int section_id;
|
|
|
|
do_read_frames = do_show_frames || do_count_frames;
|
|
do_read_packets = do_show_packets || do_count_packets;
|
|
|
|
ret = open_input_file(&fmt_ctx, filename);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
#define CHECK_END if (ret < 0) goto end
|
|
|
|
nb_streams = fmt_ctx->nb_streams;
|
|
REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,fmt_ctx->nb_streams);
|
|
REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,fmt_ctx->nb_streams);
|
|
REALLOCZ_ARRAY_STREAM(selected_streams,0,fmt_ctx->nb_streams);
|
|
|
|
for (i = 0; i < fmt_ctx->nb_streams; i++) {
|
|
if (stream_specifier) {
|
|
ret = avformat_match_stream_specifier(fmt_ctx,
|
|
fmt_ctx->streams[i],
|
|
stream_specifier);
|
|
CHECK_END;
|
|
else
|
|
selected_streams[i] = ret;
|
|
ret = 0;
|
|
} else {
|
|
selected_streams[i] = 1;
|
|
}
|
|
}
|
|
|
|
if (do_read_frames || do_read_packets) {
|
|
if (do_show_frames && do_show_packets &&
|
|
wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
|
|
section_id = SECTION_ID_PACKETS_AND_FRAMES;
|
|
else if (do_show_packets && !do_show_frames)
|
|
section_id = SECTION_ID_PACKETS;
|
|
else // (!do_show_packets && do_show_frames)
|
|
section_id = SECTION_ID_FRAMES;
|
|
if (do_show_frames || do_show_packets)
|
|
writer_print_section_header(wctx, section_id);
|
|
ret = read_packets(wctx, fmt_ctx);
|
|
if (do_show_frames || do_show_packets)
|
|
writer_print_section_footer(wctx);
|
|
CHECK_END;
|
|
}
|
|
|
|
if (do_show_programs) {
|
|
ret = show_programs(wctx, fmt_ctx);
|
|
CHECK_END;
|
|
}
|
|
|
|
if (do_show_streams) {
|
|
ret = show_streams(wctx, fmt_ctx);
|
|
CHECK_END;
|
|
}
|
|
if (do_show_chapters) {
|
|
ret = show_chapters(wctx, fmt_ctx);
|
|
CHECK_END;
|
|
}
|
|
if (do_show_format) {
|
|
ret = show_format(wctx, fmt_ctx);
|
|
CHECK_END;
|
|
}
|
|
|
|
end:
|
|
close_input_file(&fmt_ctx);
|
|
av_freep(&nb_streams_frames);
|
|
av_freep(&nb_streams_packets);
|
|
av_freep(&selected_streams);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void show_usage(void)
|
|
{
|
|
av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
|
|
av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
|
|
av_log(NULL, AV_LOG_INFO, "\n");
|
|
}
|
|
|
|
static void ffprobe_show_program_version(WriterContext *w)
|
|
{
|
|
AVBPrint pbuf;
|
|
av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
|
|
print_str("version", FFMPEG_VERSION);
|
|
print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
|
|
program_birth_year, CONFIG_THIS_YEAR);
|
|
print_str("build_date", __DATE__);
|
|
print_str("build_time", __TIME__);
|
|
print_str("compiler_ident", CC_IDENT);
|
|
print_str("configuration", FFMPEG_CONFIGURATION);
|
|
writer_print_section_footer(w);
|
|
|
|
av_bprint_finalize(&pbuf, NULL);
|
|
}
|
|
|
|
#define SHOW_LIB_VERSION(libname, LIBNAME) \
|
|
do { \
|
|
if (CONFIG_##LIBNAME) { \
|
|
unsigned int version = libname##_version(); \
|
|
writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
|
|
print_str("name", "lib" #libname); \
|
|
print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
|
|
print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
|
|
print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
|
|
print_int("version", version); \
|
|
print_str("ident", LIB##LIBNAME##_IDENT); \
|
|
writer_print_section_footer(w); \
|
|
} \
|
|
} while (0)
|
|
|
|
static void ffprobe_show_library_versions(WriterContext *w)
|
|
{
|
|
writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
|
|
SHOW_LIB_VERSION(avutil, AVUTIL);
|
|
SHOW_LIB_VERSION(avcodec, AVCODEC);
|
|
SHOW_LIB_VERSION(avformat, AVFORMAT);
|
|
SHOW_LIB_VERSION(avdevice, AVDEVICE);
|
|
SHOW_LIB_VERSION(avfilter, AVFILTER);
|
|
SHOW_LIB_VERSION(swscale, SWSCALE);
|
|
SHOW_LIB_VERSION(swresample, SWRESAMPLE);
|
|
SHOW_LIB_VERSION(postproc, POSTPROC);
|
|
writer_print_section_footer(w);
|
|
}
|
|
|
|
static int opt_format(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
iformat = av_find_input_format(arg);
|
|
if (!iformat) {
|
|
av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static inline void mark_section_show_entries(SectionID section_id,
|
|
int show_all_entries, AVDictionary *entries)
|
|
{
|
|
struct section *section = §ions[section_id];
|
|
|
|
section->show_all_entries = show_all_entries;
|
|
if (show_all_entries) {
|
|
SectionID *id;
|
|
for (id = section->children_ids; *id != -1; id++)
|
|
mark_section_show_entries(*id, show_all_entries, entries);
|
|
} else {
|
|
av_dict_copy(§ion->entries_to_show, entries, 0);
|
|
}
|
|
}
|
|
|
|
static int match_section(const char *section_name,
|
|
int show_all_entries, AVDictionary *entries)
|
|
{
|
|
int i, ret = 0;
|
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
|
|
const struct section *section = §ions[i];
|
|
if (!strcmp(section_name, section->name) ||
|
|
(section->unique_name && !strcmp(section_name, section->unique_name))) {
|
|
av_log(NULL, AV_LOG_DEBUG,
|
|
"'%s' matches section with unique name '%s'\n", section_name,
|
|
(char *)av_x_if_null(section->unique_name, section->name));
|
|
ret++;
|
|
mark_section_show_entries(section->id, show_all_entries, entries);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int opt_show_entries(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
const char *p = arg;
|
|
int ret = 0;
|
|
|
|
while (*p) {
|
|
AVDictionary *entries = NULL;
|
|
char *section_name = av_get_token(&p, "=:");
|
|
int show_all_entries = 0;
|
|
|
|
if (!section_name) {
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"Missing section name for option '%s'\n", opt);
|
|
return AVERROR(EINVAL);
|
|
}
|
|
|
|
if (*p == '=') {
|
|
p++;
|
|
while (*p && *p != ':') {
|
|
char *entry = av_get_token(&p, ",:");
|
|
if (!entry)
|
|
break;
|
|
av_log(NULL, AV_LOG_VERBOSE,
|
|
"Adding '%s' to the entries to show in section '%s'\n",
|
|
entry, section_name);
|
|
av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
|
|
if (*p == ',')
|
|
p++;
|
|
}
|
|
} else {
|
|
show_all_entries = 1;
|
|
}
|
|
|
|
ret = match_section(section_name, show_all_entries, entries);
|
|
if (ret == 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
|
|
ret = AVERROR(EINVAL);
|
|
}
|
|
av_dict_free(&entries);
|
|
av_free(section_name);
|
|
|
|
if (ret <= 0)
|
|
break;
|
|
if (*p)
|
|
p++;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
char *buf = av_asprintf("format=%s", arg);
|
|
int ret;
|
|
|
|
av_log(NULL, AV_LOG_WARNING,
|
|
"Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
|
|
opt, arg);
|
|
ret = opt_show_entries(optctx, opt, buf);
|
|
av_free(buf);
|
|
return ret;
|
|
}
|
|
|
|
static void opt_input_file(void *optctx, const char *arg)
|
|
{
|
|
if (input_filename) {
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"Argument '%s' provided as input filename, but '%s' was already specified.\n",
|
|
arg, input_filename);
|
|
exit_program(1);
|
|
}
|
|
if (!strcmp(arg, "-"))
|
|
arg = "pipe:";
|
|
input_filename = arg;
|
|
}
|
|
|
|
static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
opt_input_file(optctx, arg);
|
|
return 0;
|
|
}
|
|
|
|
void show_help_default(const char *opt, const char *arg)
|
|
{
|
|
av_log_set_callback(log_callback_help);
|
|
show_usage();
|
|
show_help_options(options, "Main options:", 0, 0, 0);
|
|
printf("\n");
|
|
|
|
show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
|
|
}
|
|
|
|
/**
|
|
* Parse interval specification, according to the format:
|
|
* INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
|
|
* INTERVALS ::= INTERVAL[,INTERVALS]
|
|
*/
|
|
static int parse_read_interval(const char *interval_spec,
|
|
ReadInterval *interval)
|
|
{
|
|
int ret = 0;
|
|
char *next, *p, *spec = av_strdup(interval_spec);
|
|
if (!spec)
|
|
return AVERROR(ENOMEM);
|
|
|
|
if (!*spec) {
|
|
av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
|
|
ret = AVERROR(EINVAL);
|
|
goto end;
|
|
}
|
|
|
|
p = spec;
|
|
next = strchr(spec, '%');
|
|
if (next)
|
|
*next++ = 0;
|
|
|
|
/* parse first part */
|
|
if (*p) {
|
|
interval->has_start = 1;
|
|
|
|
if (*p == '+') {
|
|
interval->start_is_offset = 1;
|
|
p++;
|
|
} else {
|
|
interval->start_is_offset = 0;
|
|
}
|
|
|
|
ret = av_parse_time(&interval->start, p, 1);
|
|
if (ret < 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
|
|
goto end;
|
|
}
|
|
} else {
|
|
interval->has_start = 0;
|
|
}
|
|
|
|
/* parse second part */
|
|
p = next;
|
|
if (p && *p) {
|
|
int64_t us;
|
|
interval->has_end = 1;
|
|
|
|
if (*p == '+') {
|
|
interval->end_is_offset = 1;
|
|
p++;
|
|
} else {
|
|
interval->end_is_offset = 0;
|
|
}
|
|
|
|
if (interval->end_is_offset && *p == '#') {
|
|
long long int lli;
|
|
char *tail;
|
|
interval->duration_frames = 1;
|
|
p++;
|
|
lli = strtoll(p, &tail, 10);
|
|
if (*tail || lli < 0) {
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"Invalid or negative value '%s' for duration number of frames\n", p);
|
|
goto end;
|
|
}
|
|
interval->end = lli;
|
|
} else {
|
|
ret = av_parse_time(&us, p, 1);
|
|
if (ret < 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
|
|
goto end;
|
|
}
|
|
interval->end = us;
|
|
}
|
|
} else {
|
|
interval->has_end = 0;
|
|
}
|
|
|
|
end:
|
|
av_free(spec);
|
|
return ret;
|
|
}
|
|
|
|
static int parse_read_intervals(const char *intervals_spec)
|
|
{
|
|
int ret, n, i;
|
|
char *p, *spec = av_strdup(intervals_spec);
|
|
if (!spec)
|
|
return AVERROR(ENOMEM);
|
|
|
|
/* preparse specification, get number of intervals */
|
|
for (n = 0, p = spec; *p; p++)
|
|
if (*p == ',')
|
|
n++;
|
|
n++;
|
|
|
|
read_intervals = av_malloc_array(n, sizeof(*read_intervals));
|
|
if (!read_intervals) {
|
|
ret = AVERROR(ENOMEM);
|
|
goto end;
|
|
}
|
|
read_intervals_nb = n;
|
|
|
|
/* parse intervals */
|
|
p = spec;
|
|
for (i = 0; p; i++) {
|
|
char *next;
|
|
|
|
av_assert0(i < read_intervals_nb);
|
|
next = strchr(p, ',');
|
|
if (next)
|
|
*next++ = 0;
|
|
|
|
read_intervals[i].id = i;
|
|
ret = parse_read_interval(p, &read_intervals[i]);
|
|
if (ret < 0) {
|
|
av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
|
|
i, p);
|
|
goto end;
|
|
}
|
|
av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
|
|
log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
|
|
p = next;
|
|
}
|
|
av_assert0(i == read_intervals_nb);
|
|
|
|
end:
|
|
av_free(spec);
|
|
return ret;
|
|
}
|
|
|
|
static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
return parse_read_intervals(arg);
|
|
}
|
|
|
|
static int opt_pretty(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
show_value_unit = 1;
|
|
use_value_prefix = 1;
|
|
use_byte_value_binary_prefix = 1;
|
|
use_value_sexagesimal_format = 1;
|
|
return 0;
|
|
}
|
|
|
|
static void print_section(SectionID id, int level)
|
|
{
|
|
const SectionID *pid;
|
|
const struct section *section = §ions[id];
|
|
printf("%c%c%c",
|
|
section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
|
|
section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
|
|
section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
|
|
printf("%*c %s", level * 4, ' ', section->name);
|
|
if (section->unique_name)
|
|
printf("/%s", section->unique_name);
|
|
printf("\n");
|
|
|
|
for (pid = section->children_ids; *pid != -1; pid++)
|
|
print_section(*pid, level+1);
|
|
}
|
|
|
|
static int opt_sections(void *optctx, const char *opt, const char *arg)
|
|
{
|
|
printf("Sections:\n"
|
|
"W.. = Section is a wrapper (contains other sections, no local entries)\n"
|
|
".A. = Section contains an array of elements of the same type\n"
|
|
"..V = Section may contain a variable number of fields with variable keys\n"
|
|
"FLAGS NAME/UNIQUE_NAME\n"
|
|
"---\n");
|
|
print_section(SECTION_ID_ROOT, 0);
|
|
return 0;
|
|
}
|
|
|
|
static int opt_show_versions(const char *opt, const char *arg)
|
|
{
|
|
mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
|
|
mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
|
|
return 0;
|
|
}
|
|
|
|
#define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
|
|
static int opt_show_##section(const char *opt, const char *arg) \
|
|
{ \
|
|
mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
|
|
return 0; \
|
|
}
|
|
|
|
DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS);
|
|
DEFINE_OPT_SHOW_SECTION(error, ERROR);
|
|
DEFINE_OPT_SHOW_SECTION(format, FORMAT);
|
|
DEFINE_OPT_SHOW_SECTION(frames, FRAMES);
|
|
DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS);
|
|
DEFINE_OPT_SHOW_SECTION(packets, PACKETS);
|
|
DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION);
|
|
DEFINE_OPT_SHOW_SECTION(streams, STREAMS);
|
|
DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS);
|
|
|
|
static const OptionDef real_options[] = {
|
|
#include "cmdutils_common_opts.h"
|
|
{ "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
|
|
{ "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
|
|
{ "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
|
|
{ "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
|
|
"use binary prefixes for byte units" },
|
|
{ "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
|
|
"use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
|
|
{ "pretty", 0, {.func_arg = opt_pretty},
|
|
"prettify the format of displayed values, make it more human readable" },
|
|
{ "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
|
|
"set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
|
|
{ "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
|
|
{ "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
|
|
{ "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
|
|
{ "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
|
|
{ "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
|
|
{ "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
|
|
{ "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
|
|
{ "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
|
|
"show a particular entry from the format/container info", "entry" },
|
|
{ "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
|
|
"show a set of specified entries", "entry_list" },
|
|
{ "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
|
|
{ "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
|
|
{ "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
|
|
{ "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
|
|
{ "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
|
|
{ "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
|
|
{ "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
|
|
{ "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
|
|
{ "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
|
|
{ "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
|
|
{ "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
|
|
{ "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
|
|
{ "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
|
|
{ "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
|
|
{ "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
|
|
{ NULL, },
|
|
};
|
|
|
|
static inline int check_section_show_entries(int section_id)
|
|
{
|
|
int *id;
|
|
struct section *section = §ions[section_id];
|
|
if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
|
|
return 1;
|
|
for (id = section->children_ids; *id != -1; id++)
|
|
if (check_section_show_entries(*id))
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
#define SET_DO_SHOW(id, varname) do { \
|
|
if (check_section_show_entries(SECTION_ID_##id)) \
|
|
do_show_##varname = 1; \
|
|
} while (0)
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
const Writer *w;
|
|
WriterContext *wctx;
|
|
char *buf;
|
|
char *w_name = NULL, *w_args = NULL;
|
|
int ret, i;
|
|
|
|
av_log_set_flags(AV_LOG_SKIP_REPEATED);
|
|
register_exit(ffprobe_cleanup);
|
|
|
|
options = real_options;
|
|
parse_loglevel(argc, argv, options);
|
|
av_register_all();
|
|
avformat_network_init();
|
|
init_opts();
|
|
#if CONFIG_AVDEVICE
|
|
avdevice_register_all();
|
|
#endif
|
|
|
|
show_banner(argc, argv, options);
|
|
parse_options(NULL, argc, argv, options, opt_input_file);
|
|
|
|
/* mark things to show, based on -show_entries */
|
|
SET_DO_SHOW(CHAPTERS, chapters);
|
|
SET_DO_SHOW(ERROR, error);
|
|
SET_DO_SHOW(FORMAT, format);
|
|
SET_DO_SHOW(FRAMES, frames);
|
|
SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
|
|
SET_DO_SHOW(PACKETS, packets);
|
|
SET_DO_SHOW(PROGRAM_VERSION, program_version);
|
|
SET_DO_SHOW(PROGRAMS, programs);
|
|
SET_DO_SHOW(STREAMS, streams);
|
|
SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
|
|
SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
|
|
|
|
SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
|
|
SET_DO_SHOW(FORMAT_TAGS, format_tags);
|
|
SET_DO_SHOW(FRAME_TAGS, frame_tags);
|
|
SET_DO_SHOW(PROGRAM_TAGS, program_tags);
|
|
SET_DO_SHOW(STREAM_TAGS, stream_tags);
|
|
|
|
if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
|
|
av_log(NULL, AV_LOG_ERROR,
|
|
"-bitexact and -show_program_version or -show_library_versions "
|
|
"options are incompatible\n");
|
|
ret = AVERROR(EINVAL);
|
|
goto end;
|
|
}
|
|
|
|
writer_register_all();
|
|
|
|
if (!print_format)
|
|
print_format = av_strdup("default");
|
|
if (!print_format) {
|
|
ret = AVERROR(ENOMEM);
|
|
goto end;
|
|
}
|
|
w_name = av_strtok(print_format, "=", &buf);
|
|
w_args = buf;
|
|
|
|
w = writer_get_by_name(w_name);
|
|
if (!w) {
|
|
av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
|
|
ret = AVERROR(EINVAL);
|
|
goto end;
|
|
}
|
|
|
|
if ((ret = writer_open(&wctx, w, w_args,
|
|
sections, FF_ARRAY_ELEMS(sections))) >= 0) {
|
|
if (w == &xml_writer)
|
|
wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
|
|
|
|
writer_print_section_header(wctx, SECTION_ID_ROOT);
|
|
|
|
if (do_show_program_version)
|
|
ffprobe_show_program_version(wctx);
|
|
if (do_show_library_versions)
|
|
ffprobe_show_library_versions(wctx);
|
|
|
|
if (!input_filename &&
|
|
((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
|
|
(!do_show_program_version && !do_show_library_versions))) {
|
|
show_usage();
|
|
av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
|
|
av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
|
|
ret = AVERROR(EINVAL);
|
|
} else if (input_filename) {
|
|
ret = probe_file(wctx, input_filename);
|
|
if (ret < 0 && do_show_error)
|
|
show_error(wctx, ret);
|
|
}
|
|
|
|
writer_print_section_footer(wctx);
|
|
writer_close(&wctx);
|
|
}
|
|
|
|
end:
|
|
av_freep(&print_format);
|
|
av_freep(&read_intervals);
|
|
|
|
uninit_opts();
|
|
for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
|
|
av_dict_free(&(sections[i].entries_to_show));
|
|
|
|
avformat_network_deinit();
|
|
|
|
return ret < 0;
|
|
}
|