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mpv/codec-cfg.c
Uoti Urpala 626d5ed628 vo_zr2: drop Zoran support 
There were multiple files specific to Zoran support, and they also
depended on internal FFmpeg headers (so it would probably have been
hard to get them to compile now even if you tried). It's obsolete now,
so just drop the whole mess.
2011-01-31 16:03:11 +02:00

1178 lines
34 KiB
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/*
* codec.conf parser
*
* to compile test application:
* cc -I. -DTESTING -o codec-cfg-test codec-cfg.c mp_msg.o osdep/getch2.o -ltermcap
* to compile CODECS2HTML:
* gcc -DCODECS2HTML -o codecs2html codec-cfg.c mp_msg.o
*
* TODO: implement informat in CODECS2HTML too
*
* Copyright (C) 2001 Szabolcs Berecz <szabi@inf.elte.hu>
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#define DEBUG
//disable asserts
#define NDEBUG
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <ctype.h>
#include <assert.h>
#include <string.h>
#include <stdint.h>
#include "config.h"
#include "mp_msg.h"
#ifdef CODECS2HTML
#define mp_tmsg mp_msg
#ifdef __GNUC__
#define mp_msg(t, l, m, args...) fprintf(stderr, m, ##args)
#else
#define mp_msg(t, l, ...) fprintf(stderr, __VA_ARGS__)
#endif
#endif
#include "libmpcodecs/img_format.h"
#include "codec-cfg.h"
#ifdef CODECS2HTML
#define CODEC_CFG_MIN 20100000
#else
#include "codecs.conf.h"
#endif
#define mmioFOURCC( ch0, ch1, ch2, ch3 ) \
( (uint32_t)(uint8_t)(ch0) | ( (uint32_t)(uint8_t)(ch1) << 8 ) | \
( (uint32_t)(uint8_t)(ch2) << 16 ) | ( (uint32_t)(uint8_t)(ch3) << 24 ) )
#define PRINT_LINENUM mp_msg(MSGT_CODECCFG,MSGL_ERR," at line %d\n", line_num)
#define MAX_NR_TOKEN 16
#define MAX_LINE_LEN 1000
#define RET_EOF -1
#define RET_EOL -2
#define TYPE_VIDEO 0
#define TYPE_AUDIO 1
static int codecs_conf_release;
char * codecs_file = NULL;
static int add_to_fourcc(char *s, char *alias, unsigned int *fourcc,
unsigned int *map)
{
int i, j, freeslots;
unsigned int tmp;
/* find first unused slot */
for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
/* NOTHING */;
freeslots = CODECS_MAX_FOURCC - i;
if (!freeslots)
goto err_out_too_many;
do {
tmp = mmioFOURCC(s[0], s[1], s[2], s[3]);
for (j = 0; j < i; j++)
if (tmp == fourcc[j])
goto err_out_duplicated;
fourcc[i] = tmp;
map[i] = alias ? mmioFOURCC(alias[0], alias[1], alias[2], alias[3]) : tmp;
s += 4;
i++;
} while ((*(s++) == ',') && --freeslots);
if (!freeslots)
goto err_out_too_many;
if (*(--s) != '\0')
goto err_out_parse_error;
return 1;
err_out_duplicated:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"duplicated FourCC");
return 0;
err_out_too_many:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many FourCCs/formats...");
return 0;
err_out_parse_error:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
return 0;
}
static int add_to_format(char *s, char *alias,unsigned int *fourcc, unsigned int *fourccmap)
{
int i, j;
char *endptr;
/* find first unused slot */
for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
/* NOTHING */;
if (i == CODECS_MAX_FOURCC) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many FourCCs/formats...");
return 0;
}
fourcc[i]=strtoul(s,&endptr,0);
if (*endptr != '\0') {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error (format ID not a number?)");
return 0;
}
if(alias){
fourccmap[i]=strtoul(alias,&endptr,0);
if (*endptr != '\0') {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error (format ID alias not a number?)");
return 0;
}
} else
fourccmap[i]=fourcc[i];
for (j = 0; j < i; j++)
if (fourcc[j] == fourcc[i]) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"duplicated format ID");
return 0;
}
return 1;
}
static const struct {
const char *name;
const unsigned int num;
} fmt_table[] = {
// note: due to parser deficiencies/simplicity, if one format
// name matches the beginning of another, the longer one _must_
// come first in this list.
{"YV12", IMGFMT_YV12},
{"I420", IMGFMT_I420},
{"IYUV", IMGFMT_IYUV},
{"NV12", IMGFMT_NV12},
{"NV21", IMGFMT_NV21},
{"YVU9", IMGFMT_YVU9},
{"IF09", IMGFMT_IF09},
{"444P16LE", IMGFMT_444P16_LE},
{"444P16BE", IMGFMT_444P16_BE},
{"422P16LE", IMGFMT_422P16_LE},
{"422P16BE", IMGFMT_422P16_BE},
{"420P16LE", IMGFMT_420P16_LE},
{"420P16BE", IMGFMT_420P16_BE},
{"444P16", IMGFMT_444P16},
{"422P16", IMGFMT_422P16},
{"420P16", IMGFMT_420P16},
{"420A", IMGFMT_420A},
{"444P", IMGFMT_444P},
{"422P", IMGFMT_422P},
{"411P", IMGFMT_411P},
{"440P", IMGFMT_440P},
{"Y800", IMGFMT_Y800},
{"Y8", IMGFMT_Y8},
{"YUY2", IMGFMT_YUY2},
{"UYVY", IMGFMT_UYVY},
{"YVYU", IMGFMT_YVYU},
{"RGB48LE", IMGFMT_RGB48LE},
{"RGB48BE", IMGFMT_RGB48BE},
{"RGB4", IMGFMT_RGB4},
{"RGB8", IMGFMT_RGB8},
{"RGB15", IMGFMT_RGB15},
{"RGB16", IMGFMT_RGB16},
{"RGB24", IMGFMT_RGB24},
{"RGB32", IMGFMT_RGB32},
{"BGR4", IMGFMT_BGR4},
{"BGR8", IMGFMT_BGR8},
{"BGR15", IMGFMT_BGR15},
{"BGR16", IMGFMT_BGR16},
{"BGR24", IMGFMT_BGR24},
{"BGR32", IMGFMT_BGR32},
{"RGB1", IMGFMT_RGB1},
{"BGR1", IMGFMT_BGR1},
{"MPES", IMGFMT_MPEGPES},
{"IDCT_MPEG2",IMGFMT_XVMC_IDCT_MPEG2},
{"MOCO_MPEG2",IMGFMT_XVMC_MOCO_MPEG2},
{"VDPAU_MPEG1",IMGFMT_VDPAU_MPEG1},
{"VDPAU_MPEG2",IMGFMT_VDPAU_MPEG2},
{"VDPAU_H264",IMGFMT_VDPAU_H264},
{"VDPAU_WMV3",IMGFMT_VDPAU_WMV3},
{"VDPAU_VC1",IMGFMT_VDPAU_VC1},
{"VDPAU_MPEG4",IMGFMT_VDPAU_MPEG4},
{NULL, 0}
};
static int add_to_inout(char *sfmt, char *sflags, unsigned int *outfmt,
unsigned char *outflags)
{
static char *flagstr[] = {
"flip",
"noflip",
"yuvhack",
"query",
"static",
NULL
};
int i, j, freeslots;
unsigned char flags;
for (i = 0; i < CODECS_MAX_OUTFMT && outfmt[i] != 0xffffffff; i++)
/* NOTHING */;
freeslots = CODECS_MAX_OUTFMT - i;
if (!freeslots)
goto err_out_too_many;
flags = 0;
if(sflags) {
do {
for (j = 0; flagstr[j] != NULL; j++)
if (!strncmp(sflags, flagstr[j],
strlen(flagstr[j])))
break;
if (flagstr[j] == NULL)
goto err_out_parse_error;
flags|=(1<<j);
sflags+=strlen(flagstr[j]);
} while (*(sflags++) == ',');
if (*(--sflags) != '\0')
goto err_out_parse_error;
}
do {
for (j = 0; fmt_table[j].name != NULL; j++)
if (!strncmp(sfmt, fmt_table[j].name, strlen(fmt_table[j].name)))
break;
if (fmt_table[j].name == NULL)
goto err_out_parse_error;
outfmt[i] = fmt_table[j].num;
outflags[i] = flags;
++i;
sfmt+=strlen(fmt_table[j].name);
} while ((*(sfmt++) == ',') && --freeslots);
if (!freeslots)
goto err_out_too_many;
if (*(--sfmt) != '\0')
goto err_out_parse_error;
return 1;
err_out_too_many:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many out...");
return 0;
err_out_parse_error:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
return 0;
}
static int validate_codec(codecs_t *c, int type)
{
unsigned int i;
char *tmp_name = c->name;
for (i = 0; i < strlen(tmp_name) && isalnum(tmp_name[i]); i++)
/* NOTHING */;
if (i < strlen(tmp_name)) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) name is not valid!\n", c->name);
return 0;
}
if (!c->info)
c->info = strdup(c->name);
#if 0
if (c->fourcc[0] == 0xffffffff) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) does not have FourCC/format!\n", c->name);
return 0;
}
#endif
if (!c->drv) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) does not have a driver!\n", c->name);
return 0;
}
#if 0
//FIXME: codec->driver == 4;... <- this should not be put in here...
//FIXME: Where are they defined ????????????
if (!c->dll && (c->driver == 4 ||
(c->driver == 2 && type == TYPE_VIDEO))) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) needs a 'dll'!\n", c->name);
return 0;
}
// FIXME: Can guid.f1 be 0? How does one know that it was not given?
// if (!(codec->flags & CODECS_FLAG_AUDIO) && codec->driver == 4)
if (type == TYPE_VIDEO)
if (c->outfmt[0] == 0xffffffff) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) needs an 'outfmt'!\n", c->name);
return 0;
}
#endif
return 1;
}
static int add_comment(char *s, char **d)
{
int pos;
if (!*d)
pos = 0;
else {
pos = strlen(*d);
(*d)[pos++] = '\n';
}
if (!(*d = realloc(*d, pos + strlen(s) + 1))) {
mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't allocate memory for comment. ");
return 0;
}
strcpy(*d + pos, s);
return 1;
}
static short get_cpuflags(char *s)
{
static char *flagstr[] = {
"mmx",
"sse",
"3dnow",
NULL
};
int i;
short flags = 0;
do {
for (i = 0; flagstr[i]; i++)
if (!strncmp(s, flagstr[i], strlen(flagstr[i])))
break;
if (!flagstr[i])
goto err_out_parse_error;
flags |= 1<<i;
s += strlen(flagstr[i]);
} while (*(s++) == ',');
if (*(--s) != '\0')
goto err_out_parse_error;
return flags;
err_out_parse_error:
return 0;
}
static FILE *fp;
static int line_num = 0;
static char *line;
static char *token[MAX_NR_TOKEN];
static int read_nextline = 1;
static int get_token(int min, int max)
{
static int line_pos;
int i;
char c;
if (max >= MAX_NR_TOKEN) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"get_token(): max >= MAX_MR_TOKEN!");
goto out_eof;
}
memset(token, 0x00, sizeof(*token) * max);
if (read_nextline) {
if (!fgets(line, MAX_LINE_LEN, fp))
goto out_eof;
line_pos = 0;
++line_num;
read_nextline = 0;
}
for (i = 0; i < max; i++) {
while (isspace(line[line_pos]))
++line_pos;
if (line[line_pos] == '\0' || line[line_pos] == '#' ||
line[line_pos] == ';') {
read_nextline = 1;
if (i >= min)
goto out_ok;
goto out_eol;
}
token[i] = line + line_pos;
c = line[line_pos];
if (c == '"' || c == '\'') {
token[i]++;
while (line[++line_pos] != c && line[line_pos])
/* NOTHING */;
} else {
for (/* NOTHING */; !isspace(line[line_pos]) &&
line[line_pos]; line_pos++)
/* NOTHING */;
}
if (!line[line_pos]) {
read_nextline = 1;
if (i >= min - 1)
goto out_ok;
goto out_eol;
}
line[line_pos] = '\0';
line_pos++;
}
out_ok:
return i;
out_eof:
read_nextline = 1;
return RET_EOF;
out_eol:
return RET_EOL;
}
static codecs_t *video_codecs=NULL;
static codecs_t *audio_codecs=NULL;
static int nr_vcodecs = 0;
static int nr_acodecs = 0;
int parse_codec_cfg(const char *cfgfile)
{
codecs_t *codec = NULL; // current codec
codecs_t **codecsp = NULL;// points to audio_codecs or to video_codecs
char *endptr; // strtoul()...
int *nr_codecsp;
int codec_type; /* TYPE_VIDEO/TYPE_AUDIO */
int tmp, i;
// in case we call it a second time
codecs_uninit_free();
nr_vcodecs = 0;
nr_acodecs = 0;
if(cfgfile==NULL) {
#ifdef CODECS2HTML
return 0;
#else
video_codecs = builtin_video_codecs;
audio_codecs = builtin_audio_codecs;
nr_vcodecs = sizeof(builtin_video_codecs)/sizeof(codecs_t);
nr_acodecs = sizeof(builtin_audio_codecs)/sizeof(codecs_t);
return 1;
#endif
}
mp_tmsg(MSGT_CODECCFG,MSGL_V,"Reading %s: ", cfgfile);
if ((fp = fopen(cfgfile, "r")) == NULL) {
mp_tmsg(MSGT_CODECCFG,MSGL_V,"Can't open '%s': %s\n", cfgfile, strerror(errno));
return 0;
}
if ((line = malloc(MAX_LINE_LEN + 1)) == NULL) {
mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't get memory for 'line': %s\n", strerror(errno));
return 0;
}
read_nextline = 1;
/*
* this only catches release lines at the start of
* codecs.conf, before audiocodecs and videocodecs.
*/
while ((tmp = get_token(1, 1)) == RET_EOL)
/* NOTHING */;
if (tmp == RET_EOF)
goto out;
if (!strcmp(token[0], "release")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
tmp = atoi(token[0]);
if (tmp < CODEC_CFG_MIN)
goto err_out_release_num;
codecs_conf_release = tmp;
while ((tmp = get_token(1, 1)) == RET_EOL)
/* NOTHING */;
if (tmp == RET_EOF)
goto out;
} else
goto err_out_release_num;
/*
* check if the next block starts with 'audiocodec' or
* with 'videocodec'
*/
if (!strcmp(token[0], "audiocodec") || !strcmp(token[0], "videocodec"))
goto loop_enter;
goto err_out_parse_error;
while ((tmp = get_token(1, 1)) != RET_EOF) {
if (tmp == RET_EOL)
continue;
if (!strcmp(token[0], "audiocodec") ||
!strcmp(token[0], "videocodec")) {
if (!validate_codec(codec, codec_type))
goto err_out_not_valid;
loop_enter:
if (*token[0] == 'v') {
codec_type = TYPE_VIDEO;
nr_codecsp = &nr_vcodecs;
codecsp = &video_codecs;
} else if (*token[0] == 'a') {
codec_type = TYPE_AUDIO;
nr_codecsp = &nr_acodecs;
codecsp = &audio_codecs;
#ifdef DEBUG
} else {
mp_msg(MSGT_CODECCFG,MSGL_ERR,"picsba\n");
goto err_out;
#endif
}
if (!(*codecsp = realloc(*codecsp,
sizeof(codecs_t) * (*nr_codecsp + 2)))) {
mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't realloc '*codecsp': %s\n", strerror(errno));
goto err_out;
}
codec=*codecsp + *nr_codecsp;
++*nr_codecsp;
memset(codec,0,sizeof(codecs_t));
memset(codec->fourcc, 0xff, sizeof(codec->fourcc));
memset(codec->outfmt, 0xff, sizeof(codec->outfmt));
memset(codec->infmt, 0xff, sizeof(codec->infmt));
if (get_token(1, 1) < 0)
goto err_out_parse_error;
for (i = 0; i < *nr_codecsp - 1; i++) {
if(( (*codecsp)[i].name!=NULL) &&
(!strcmp(token[0], (*codecsp)[i].name)) ) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Codec name '%s' isn't unique.", token[0]);
goto err_out_print_linenum;
}
}
if (!(codec->name = strdup(token[0]))) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'name': %s\n", strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "info")) {
if (codec->info || get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->info = strdup(token[0]))) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'info': %s\n", strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "comment")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
add_comment(token[0], &codec->comment);
} else if (!strcmp(token[0], "fourcc")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_fourcc(token[0], token[1],
codec->fourcc,
codec->fourccmap))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "format")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_format(token[0], token[1],
codec->fourcc,codec->fourccmap))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "driver")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->drv = strdup(token[0]))) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'driver': %s\n", strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "dll")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->dll = strdup(token[0]))) {
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'dll': %s", strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "guid")) {
if (get_token(11, 11) < 0)
goto err_out_parse_error;
codec->guid.f1=strtoul(token[0],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
codec->guid.f2=strtoul(token[1],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
codec->guid.f3=strtoul(token[2],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
for (i = 0; i < 8; i++) {
codec->guid.f4[i]=strtoul(token[i + 3],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
}
} else if (!strcmp(token[0], "out")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_inout(token[0], token[1], codec->outfmt,
codec->outflags))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "in")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_inout(token[0], token[1], codec->infmt,
codec->inflags))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "flags")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!strcmp(token[0], "seekable"))
codec->flags |= CODECS_FLAG_SEEKABLE;
else if (!strcmp(token[0], "align16"))
codec->flags |= CODECS_FLAG_ALIGN16;
else
goto err_out_parse_error;
} else if (!strcmp(token[0], "status")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!strcasecmp(token[0], "working"))
codec->status = CODECS_STATUS_WORKING;
else if (!strcasecmp(token[0], "crashing"))
codec->status = CODECS_STATUS_NOT_WORKING;
else if (!strcasecmp(token[0], "untested"))
codec->status = CODECS_STATUS_UNTESTED;
else if (!strcasecmp(token[0], "buggy"))
codec->status = CODECS_STATUS_PROBLEMS;
else
goto err_out_parse_error;
} else if (!strcmp(token[0], "cpuflags")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->cpuflags = get_cpuflags(token[0])))
goto err_out_parse_error;
} else
goto err_out_parse_error;
}
if (!validate_codec(codec, codec_type))
goto err_out_not_valid;
mp_tmsg(MSGT_CODECCFG,MSGL_INFO,"%d audio & %d video codecs\n", nr_acodecs, nr_vcodecs);
if(video_codecs) video_codecs[nr_vcodecs].name = NULL;
if(audio_codecs) audio_codecs[nr_acodecs].name = NULL;
out:
free(line);
line=NULL;
fclose(fp);
return 1;
err_out_parse_error:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
err_out_print_linenum:
PRINT_LINENUM;
err_out:
codecs_uninit_free();
free(line);
line=NULL;
line_num = 0;
fclose(fp);
return 0;
err_out_not_valid:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Codec is not defined correctly.");
goto err_out_print_linenum;
err_out_release_num:
mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"This codecs.conf is too old and incompatible with this MPlayer release!");
goto err_out_print_linenum;
}
static void codecs_free(codecs_t* codecs,int count) {
int i;
for ( i = 0; i < count; i++)
if ( codecs[i].name ) {
free(codecs[i].name);
free(codecs[i].info);
free(codecs[i].comment);
free(codecs[i].dll);
free(codecs[i].drv);
}
free(codecs);
}
void codecs_uninit_free(void) {
if (video_codecs)
codecs_free(video_codecs,nr_vcodecs);
video_codecs=NULL;
if (audio_codecs)
codecs_free(audio_codecs,nr_acodecs);
audio_codecs=NULL;
}
codecs_t *find_audio_codec(unsigned int fourcc, unsigned int *fourccmap,
codecs_t *start, int force)
{
return find_codec(fourcc, fourccmap, start, 1, force);
}
codecs_t *find_video_codec(unsigned int fourcc, unsigned int *fourccmap,
codecs_t *start, int force)
{
return find_codec(fourcc, fourccmap, start, 0, force);
}
codecs_t* find_codec(unsigned int fourcc,unsigned int *fourccmap,
codecs_t *start, int audioflag, int force)
{
int i, j;
codecs_t *c;
#if 0
if (start) {
for (/* NOTHING */; start->name; start++) {
for (j = 0; j < CODECS_MAX_FOURCC; j++) {
if (start->fourcc[j] == fourcc) {
if (fourccmap)
*fourccmap = start->fourccmap[j];
return start;
}
}
}
} else
#endif
{
if (audioflag) {
i = nr_acodecs;
c = audio_codecs;
} else {
i = nr_vcodecs;
c = video_codecs;
}
if(!i) return NULL;
for (/* NOTHING */; i--; c++) {
if(start && c<=start) continue;
for (j = 0; j < CODECS_MAX_FOURCC; j++) {
// FIXME: do NOT hardwire 'null' name here:
if (c->fourcc[j]==fourcc || !strcmp(c->drv,"null")) {
if (fourccmap)
*fourccmap = c->fourccmap[j];
return c;
}
}
if (force) return c;
}
}
return NULL;
}
void stringset_init(stringset_t *set) {
*set = calloc(1, sizeof(char *));
}
void stringset_free(stringset_t *set) {
int count = 0;
while ((*set)[count]) free((*set)[count++]);
free(*set);
*set = NULL;
}
void stringset_add(stringset_t *set, const char *str) {
int count = 0;
while ((*set)[count]) count++;
count++;
*set = realloc(*set, sizeof(char *) * (count + 1));
(*set)[count - 1] = strdup(str);
(*set)[count] = NULL;
}
int stringset_test(stringset_t *set, const char *str) {
stringset_t s;
for (s = *set; *s; s++)
if (strcmp(*s, str) == 0)
return 1;
return 0;
}
void list_codecs(int audioflag){
int i;
codecs_t *c;
if (audioflag) {
i = nr_acodecs;
c = audio_codecs;
mp_msg(MSGT_CODECCFG,MSGL_INFO,"ac: afm: status: info: [lib/dll]\n");
} else {
i = nr_vcodecs;
c = video_codecs;
mp_msg(MSGT_CODECCFG,MSGL_INFO,"vc: vfm: status: info: [lib/dll]\n");
}
if(!i) return;
for (/* NOTHING */; i--; c++) {
char* s="unknown ";
switch(c->status){
case CODECS_STATUS_WORKING: s="working ";break;
case CODECS_STATUS_PROBLEMS: s="problems";break;
case CODECS_STATUS_NOT_WORKING: s="crashing";break;
case CODECS_STATUS_UNTESTED: s="untested";break;
}
if(c->dll)
mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s [%s]\n",c->name,c->drv,s,c->info,c->dll);
else
mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s\n",c->name,c->drv,s,c->info);
}
}
#ifdef CODECS2HTML
static void wrapline(FILE *f2,char *s){
int c;
if(!s){
fprintf(f2,"-");
return;
}
while((c=*s++)){
if(c==',') fprintf(f2,"<br>"); else fputc(c,f2);
}
}
static void parsehtml(FILE *f1,FILE *f2,codecs_t *codec){
int c,d;
while((c=fgetc(f1))>=0){
if(c!='%'){
fputc(c,f2);
continue;
}
d=fgetc(f1);
switch(d){
case '.':
return; // end of section
case 'n':
wrapline(f2,codec->name); break;
case 'i':
wrapline(f2,codec->info); break;
case 'c':
wrapline(f2,codec->comment); break;
case 'd':
wrapline(f2,codec->dll); break;
case 'D':
fprintf(f2,"%c",!strcmp(codec->drv,"dshow")?'+':'-'); break;
case 'F':
for(d=0;d<CODECS_MAX_FOURCC;d++)
if(!d || codec->fourcc[d]!=0xFFFFFFFF)
fprintf(f2,"%s%.4s",d?"<br>":"",(codec->fourcc[d]==0xFFFFFFFF || codec->fourcc[d]<0x20202020)?!d?"-":"":(char*) &codec->fourcc[d]);
break;
case 'f':
for(d=0;d<CODECS_MAX_FOURCC;d++)
if(codec->fourcc[d]!=0xFFFFFFFF)
fprintf(f2,"%s0x%X",d?"<br>":"",codec->fourcc[d]);
break;
case 'Y':
for(d=0;d<CODECS_MAX_OUTFMT;d++)
if(codec->outfmt[d]!=0xFFFFFFFF){
for (c=0; fmt_table[c].name; c++)
if(fmt_table[c].num==codec->outfmt[d]) break;
if(fmt_table[c].name)
fprintf(f2,"%s%s",d?"<br>":"",fmt_table[c].name);
}
break;
default:
fputc(c,f2);
fputc(d,f2);
}
}
}
void skiphtml(FILE *f1){
int c,d;
while((c=fgetc(f1))>=0){
if(c!='%'){
continue;
}
d=fgetc(f1);
if(d=='.') return; // end of section
}
}
static void print_int_array(const unsigned int* a, int size)
{
printf("{ ");
while (size--)
if(abs(*a)<256)
printf("%d%s", *a++, size?", ":"");
else
printf("0x%X%s", *a++, size?", ":"");
printf(" }");
}
static void print_char_array(const unsigned char* a, int size)
{
printf("{ ");
while (size--)
if((*a)<10)
printf("%d%s", *a++, size?", ":"");
else
printf("0x%02x%s", *a++, size?", ":"");
printf(" }");
}
static void print_string(const char* s)
{
if (!s) printf("NULL");
else printf("\"%s\"", s);
}
int main(int argc, char* argv[])
{
codecs_t *cl;
FILE *f1;
FILE *f2;
int c,d,i;
int pos;
int section=-1;
int nr_codecs;
int win32=-1;
int dshow=-1;
int win32ex=-1;
/*
* Take path to codecs.conf from command line, or fall back on
* etc/codecs.conf
*/
if (!(nr_codecs = parse_codec_cfg((argc>1)?argv[1]:"etc/codecs.conf")))
exit(1);
if (codecs_conf_release < CODEC_CFG_MIN)
exit(1);
if (argc > 1) {
int i, j;
const char* nm[2];
codecs_t* cod[2];
int nr[2];
nm[0] = "builtin_video_codecs";
cod[0] = video_codecs;
nr[0] = nr_vcodecs;
nm[1] = "builtin_audio_codecs";
cod[1] = audio_codecs;
nr[1] = nr_acodecs;
printf("/* GENERATED FROM %s, DO NOT EDIT! */\n\n",argv[1]);
printf("#include <stddef.h>\n");
printf("#include \"codec-cfg.h\"\n\n");
printf("#define CODEC_CFG_MIN %i\n\n", codecs_conf_release);
for (i=0; i<2; i++) {
printf("const codecs_t %s[] = {\n", nm[i]);
for (j = 0; j < nr[i]; j++) {
printf("{");
print_int_array(cod[i][j].fourcc, CODECS_MAX_FOURCC);
printf(", /* fourcc */\n");
print_int_array(cod[i][j].fourccmap, CODECS_MAX_FOURCC);
printf(", /* fourccmap */\n");
print_int_array(cod[i][j].outfmt, CODECS_MAX_OUTFMT);
printf(", /* outfmt */\n");
print_char_array(cod[i][j].outflags, CODECS_MAX_OUTFMT);
printf(", /* outflags */\n");
print_int_array(cod[i][j].infmt, CODECS_MAX_INFMT);
printf(", /* infmt */\n");
print_char_array(cod[i][j].inflags, CODECS_MAX_INFMT);
printf(", /* inflags */\n");
print_string(cod[i][j].name); printf(", /* name */\n");
print_string(cod[i][j].info); printf(", /* info */\n");
print_string(cod[i][j].comment); printf(", /* comment */\n");
print_string(cod[i][j].dll); printf(", /* dll */\n");
print_string(cod[i][j].drv); printf(", /* drv */\n");
printf("{ 0x%08lx, %hu, %hu,",
cod[i][j].guid.f1,
cod[i][j].guid.f2,
cod[i][j].guid.f3);
print_char_array(cod[i][j].guid.f4, sizeof(cod[i][j].guid.f4));
printf(" }, /* GUID */\n");
printf("%hd /* flags */, %hd /* status */, %hd /* cpuflags */ }\n",
cod[i][j].flags,
cod[i][j].status,
cod[i][j].cpuflags);
if (j < nr[i]) printf(",\n");
}
printf("};\n\n");
}
exit(0);
}
f1=fopen("DOCS/tech/codecs-in.html","rb"); if(!f1) exit(1);
f2=fopen("DOCS/codecs-status.html","wb"); if(!f2) exit(1);
while((c=fgetc(f1))>=0){
if(c!='%'){
fputc(c,f2);
continue;
}
d=fgetc(f1);
if(d>='0' && d<='9'){
// begin section
section=d-'0';
//printf("BEGIN %d\n",section);
if(section>=5){
// audio
cl = audio_codecs;
nr_codecs = nr_acodecs;
dshow=7;win32=4;
} else {
// video
cl = video_codecs;
nr_codecs = nr_vcodecs;
dshow=4;win32=2;win32ex=6;
}
pos=ftell(f1);
for(i=0;i<nr_codecs;i++){
fseek(f1,pos,SEEK_SET);
switch(section){
case 0:
case 5:
if(cl[i].status==CODECS_STATUS_WORKING)
// if(!(!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
parsehtml(f1,f2,&cl[i]);
break;
#if 0
case 1:
case 6:
if(cl[i].status==CODECS_STATUS_WORKING)
if((!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
parsehtml(f1,f2,&cl[i]);
break;
#endif
case 2:
case 7:
if(cl[i].status==CODECS_STATUS_PROBLEMS)
parsehtml(f1,f2,&cl[i]);
break;
case 3:
case 8:
if(cl[i].status==CODECS_STATUS_NOT_WORKING)
parsehtml(f1,f2,&cl[i]);
break;
case 4:
case 9:
if(cl[i].status==CODECS_STATUS_UNTESTED)
parsehtml(f1,f2,&cl[i]);
break;
default:
printf("Warning! unimplemented section: %d\n",section);
}
}
fseek(f1,pos,SEEK_SET);
skiphtml(f1);
continue;
}
fputc(c,f2);
fputc(d,f2);
}
fclose(f2);
fclose(f1);
return 0;
}
#endif
#ifdef TESTING
int main(void)
{
codecs_t *c;
int i,j, nr_codecs, state;
if (!(parse_codec_cfg("etc/codecs.conf")))
return 0;
if (!video_codecs)
printf("no videoconfig.\n");
if (!audio_codecs)
printf("no audioconfig.\n");
printf("videocodecs:\n");
c = video_codecs;
nr_codecs = nr_vcodecs;
state = 0;
next:
if (c) {
printf("number of %scodecs: %d\n", state==0?"video":"audio",
nr_codecs);
for(i=0;i<nr_codecs;i++, c++){
printf("\n============== %scodec %02d ===============\n",
state==0?"video":"audio",i);
printf("name='%s'\n",c->name);
printf("info='%s'\n",c->info);
printf("comment='%s'\n",c->comment);
printf("dll='%s'\n",c->dll);
/* printf("flags=%X driver=%d status=%d cpuflags=%d\n",
c->flags, c->driver, c->status, c->cpuflags); */
printf("flags=%X status=%d cpuflags=%d\n",
c->flags, c->status, c->cpuflags);
for(j=0;j<CODECS_MAX_FOURCC;j++){
if(c->fourcc[j]!=0xFFFFFFFF){
printf("fourcc %02d: %08X (%.4s) ===> %08X (%.4s)\n",j,c->fourcc[j],(char *) &c->fourcc[j],c->fourccmap[j],(char *) &c->fourccmap[j]);
}
}
for(j=0;j<CODECS_MAX_OUTFMT;j++){
if(c->outfmt[j]!=0xFFFFFFFF){
printf("outfmt %02d: %08X (%.4s) flags: %d\n",j,c->outfmt[j],(char *) &c->outfmt[j],c->outflags[j]);
}
}
for(j=0;j<CODECS_MAX_INFMT;j++){
if(c->infmt[j]!=0xFFFFFFFF){
printf("infmt %02d: %08X (%.4s) flags: %d\n",j,c->infmt[j],(char *) &c->infmt[j],c->inflags[j]);
}
}
printf("GUID: %08lX %04X %04X",c->guid.f1,c->guid.f2,c->guid.f3);
for(j=0;j<8;j++) printf(" %02X",c->guid.f4[j]);
printf("\n");
}
}
if (!state) {
printf("audiocodecs:\n");
c = audio_codecs;
nr_codecs = nr_acodecs;
state = 1;
goto next;
}
return 0;
}
#endif
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