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Replace AvxSynth with AviSynth+ on POSIX systems

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Anton Mitrofanov 2022-02-19 14:34:04 +03:00 committed by Anton Mitrofanov
parent f53fbffde7
commit 35fe20d1ba
4 changed files with 1143 additions and 1100 deletions
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7
configure vendored
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@ -1299,14 +1299,11 @@ if [ "$avs" = "auto" ] ; then
avs="no"
# cygwin can use avisynth if it can use LoadLibrary
if [ $SYS = WINDOWS ] || ([ $SYS = CYGWIN ] && cc_check windows.h "" "LoadLibraryW(0);") ; then
avs="avisynth"
avs="yes"
define HAVE_AVS
define USE_AVXSYNTH 0
elif [ "$SYS" = "LINUX" -o "$SYS" = "MACOSX" ] ; then
# AvxSynth currently only supports Linux and OSX
avs="avxsynth"
avs="yes"
define HAVE_AVS
define USE_AVXSYNTH 1
AVS_LIBS="-ldl"
LDFLAGSCLI="$AVS_LIBS $LDFLAGSCLI"
fi

1384
extras/avisynth_c.h
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File diff suppressed because it is too large Load Diff

725
extras/avxsynth_c.h
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@ -1,725 +0,0 @@
// Avisynth C Interface Version 0.20
// Copyright 2003 Kevin Atkinson
// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA, or visit
// http://www.gnu.org/copyleft/gpl.html .
//
// As a special exception, I give you permission to link to the
// Avisynth C interface with independent modules that communicate with
// the Avisynth C interface solely through the interfaces defined in
// avisynth_c.h, regardless of the license terms of these independent
// modules, and to copy and distribute the resulting combined work
// under terms of your choice, provided that every copy of the
// combined work is accompanied by a complete copy of the source code
// of the Avisynth C interface and Avisynth itself (with the version
// used to produce the combined work), being distributed under the
// terms of the GNU General Public License plus this exception. An
// independent module is a module which is not derived from or based
// on Avisynth C Interface, such as 3rd-party filters, import and
// export plugins, or graphical user interfaces.
#ifndef __AVXSYNTH_C__
#define __AVXSYNTH_C__
#include <stdarg.h>
#include <stdint.h>
typedef int64_t INT64;
#define __stdcall
#define __declspec(x)
#ifdef __cplusplus
# define EXTERN_C extern "C"
#else
# define EXTERN_C
#endif
#define AVSC_USE_STDCALL 1
#ifndef AVSC_USE_STDCALL
# define AVSC_CC __cdecl
#else
# define AVSC_CC __stdcall
#endif
#define AVSC_INLINE static __inline
#ifdef AVISYNTH_C_EXPORTS
# define AVSC_EXPORT EXTERN_C
# define AVSC_API(ret, name) EXTERN_C __declspec(dllexport) ret AVSC_CC name
#else
# define AVSC_EXPORT EXTERN_C __declspec(dllexport)
# ifndef AVSC_NO_DECLSPEC
# define AVSC_API(ret, name) EXTERN_C __declspec(dllimport) ret AVSC_CC name
# else
# define AVSC_API(ret, name) typedef ret (AVSC_CC *name##_func)
# endif
#endif
/////////////////////////////////////////////////////////////////////
//
// Constants
//
#ifndef __AVXSYNTH_H__
enum { AVISYNTH_INTERFACE_VERSION = 3 };
#endif
enum {AVS_SAMPLE_INT8 = 1<<0,
AVS_SAMPLE_INT16 = 1<<1,
AVS_SAMPLE_INT24 = 1<<2,
AVS_SAMPLE_INT32 = 1<<3,
AVS_SAMPLE_FLOAT = 1<<4};
enum {AVS_PLANAR_Y=1<<0,
AVS_PLANAR_U=1<<1,
AVS_PLANAR_V=1<<2,
AVS_PLANAR_ALIGNED=1<<3,
AVS_PLANAR_Y_ALIGNED=AVS_PLANAR_Y|AVS_PLANAR_ALIGNED,
AVS_PLANAR_U_ALIGNED=AVS_PLANAR_U|AVS_PLANAR_ALIGNED,
AVS_PLANAR_V_ALIGNED=AVS_PLANAR_V|AVS_PLANAR_ALIGNED};
// Colorspace properties.
enum {AVS_CS_BGR = 1<<28,
AVS_CS_YUV = 1<<29,
AVS_CS_INTERLEAVED = 1<<30,
AVS_CS_PLANAR = 1<<31};
// Specific colorformats
enum {
AVS_CS_UNKNOWN = 0,
AVS_CS_BGR24 = 1<<0 | AVS_CS_BGR | AVS_CS_INTERLEAVED,
AVS_CS_BGR32 = 1<<1 | AVS_CS_BGR | AVS_CS_INTERLEAVED,
AVS_CS_YUY2 = 1<<2 | AVS_CS_YUV | AVS_CS_INTERLEAVED,
AVS_CS_YV12 = 1<<3 | AVS_CS_YUV | AVS_CS_PLANAR, // y-v-u, planar
AVS_CS_I420 = 1<<4 | AVS_CS_YUV | AVS_CS_PLANAR, // y-u-v, planar
AVS_CS_IYUV = 1<<4 | AVS_CS_YUV | AVS_CS_PLANAR // same as above
};
enum {
AVS_IT_BFF = 1<<0,
AVS_IT_TFF = 1<<1,
AVS_IT_FIELDBASED = 1<<2};
enum {
AVS_FILTER_TYPE=1,
AVS_FILTER_INPUT_COLORSPACE=2,
AVS_FILTER_OUTPUT_TYPE=9,
AVS_FILTER_NAME=4,
AVS_FILTER_AUTHOR=5,
AVS_FILTER_VERSION=6,
AVS_FILTER_ARGS=7,
AVS_FILTER_ARGS_INFO=8,
AVS_FILTER_ARGS_DESCRIPTION=10,
AVS_FILTER_DESCRIPTION=11};
enum { //SUBTYPES
AVS_FILTER_TYPE_AUDIO=1,
AVS_FILTER_TYPE_VIDEO=2,
AVS_FILTER_OUTPUT_TYPE_SAME=3,
AVS_FILTER_OUTPUT_TYPE_DIFFERENT=4};
enum {
AVS_CACHE_NOTHING=0,
AVS_CACHE_RANGE=1,
AVS_CACHE_ALL=2,
AVS_CACHE_AUDIO=3,
AVS_CACHE_AUDIO_NONE=4,
AVS_CACHE_AUDIO_AUTO=5
};
#define AVS_FRAME_ALIGN 16
typedef struct AVS_Clip AVS_Clip;
typedef struct AVS_ScriptEnvironment AVS_ScriptEnvironment;
/////////////////////////////////////////////////////////////////////
//
// AVS_VideoInfo
//
// AVS_VideoInfo is layed out identicly to VideoInfo
typedef struct AVS_VideoInfo {
int width, height; // width=0 means no video
unsigned fps_numerator, fps_denominator;
int num_frames;
int pixel_type;
int audio_samples_per_second; // 0 means no audio
int sample_type;
INT64 num_audio_samples;
int nchannels;
// Imagetype properties
int image_type;
} AVS_VideoInfo;
// useful functions of the above
AVSC_INLINE int avs_has_video(const AVS_VideoInfo * p)
{ return (p->width!=0); }
AVSC_INLINE int avs_has_audio(const AVS_VideoInfo * p)
{ return (p->audio_samples_per_second!=0); }
AVSC_INLINE int avs_is_rgb(const AVS_VideoInfo * p)
{ return !!(p->pixel_type&AVS_CS_BGR); }
AVSC_INLINE int avs_is_rgb24(const AVS_VideoInfo * p)
{ return (p->pixel_type&AVS_CS_BGR24)==AVS_CS_BGR24; } // Clear out additional properties
AVSC_INLINE int avs_is_rgb32(const AVS_VideoInfo * p)
{ return (p->pixel_type & AVS_CS_BGR32) == AVS_CS_BGR32 ; }
AVSC_INLINE int avs_is_yuv(const AVS_VideoInfo * p)
{ return !!(p->pixel_type&AVS_CS_YUV ); }
AVSC_INLINE int avs_is_yuy2(const AVS_VideoInfo * p)
{ return (p->pixel_type & AVS_CS_YUY2) == AVS_CS_YUY2; }
AVSC_INLINE int avs_is_yv12(const AVS_VideoInfo * p)
{ return ((p->pixel_type & AVS_CS_YV12) == AVS_CS_YV12)||((p->pixel_type & AVS_CS_I420) == AVS_CS_I420); }
AVSC_INLINE int avs_is_color_space(const AVS_VideoInfo * p, int c_space)
{ return ((p->pixel_type & c_space) == c_space); }
AVSC_INLINE int avs_is_property(const AVS_VideoInfo * p, int property)
{ return ((p->pixel_type & property)==property ); }
AVSC_INLINE int avs_is_planar(const AVS_VideoInfo * p)
{ return !!(p->pixel_type & AVS_CS_PLANAR); }
AVSC_INLINE int avs_is_field_based(const AVS_VideoInfo * p)
{ return !!(p->image_type & AVS_IT_FIELDBASED); }
AVSC_INLINE int avs_is_parity_known(const AVS_VideoInfo * p)
{ return ((p->image_type & AVS_IT_FIELDBASED)&&(p->image_type & (AVS_IT_BFF | AVS_IT_TFF))); }
AVSC_INLINE int avs_is_bff(const AVS_VideoInfo * p)
{ return !!(p->image_type & AVS_IT_BFF); }
AVSC_INLINE int avs_is_tff(const AVS_VideoInfo * p)
{ return !!(p->image_type & AVS_IT_TFF); }
AVSC_INLINE int avs_bits_per_pixel(const AVS_VideoInfo * p)
{
switch (p->pixel_type) {
case AVS_CS_BGR24: return 24;
case AVS_CS_BGR32: return 32;
case AVS_CS_YUY2: return 16;
case AVS_CS_YV12:
case AVS_CS_I420: return 12;
default: return 0;
}
}
AVSC_INLINE int avs_bytes_from_pixels(const AVS_VideoInfo * p, int pixels)
{ return pixels * (avs_bits_per_pixel(p)>>3); } // Will work on planar images, but will return only luma planes
AVSC_INLINE int avs_row_size(const AVS_VideoInfo * p)
{ return avs_bytes_from_pixels(p,p->width); } // Also only returns first plane on planar images
AVSC_INLINE int avs_bmp_size(const AVS_VideoInfo * vi)
{ if (avs_is_planar(vi)) {int p = vi->height * ((avs_row_size(vi)+3) & ~3); p+=p>>1; return p; } return vi->height * ((avs_row_size(vi)+3) & ~3); }
AVSC_INLINE int avs_samples_per_second(const AVS_VideoInfo * p)
{ return p->audio_samples_per_second; }
AVSC_INLINE int avs_bytes_per_channel_sample(const AVS_VideoInfo * p)
{
switch (p->sample_type) {
case AVS_SAMPLE_INT8: return sizeof(signed char);
case AVS_SAMPLE_INT16: return sizeof(signed short);
case AVS_SAMPLE_INT24: return 3;
case AVS_SAMPLE_INT32: return sizeof(signed int);
case AVS_SAMPLE_FLOAT: return sizeof(float);
default: return 0;
}
}
AVSC_INLINE int avs_bytes_per_audio_sample(const AVS_VideoInfo * p)
{ return p->nchannels*avs_bytes_per_channel_sample(p);}
AVSC_INLINE INT64 avs_audio_samples_from_frames(const AVS_VideoInfo * p, INT64 frames)
{ return ((INT64)(frames) * p->audio_samples_per_second * p->fps_denominator / p->fps_numerator); }
AVSC_INLINE int avs_frames_from_audio_samples(const AVS_VideoInfo * p, INT64 samples)
{ return (int)(samples * (INT64)p->fps_numerator / (INT64)p->fps_denominator / (INT64)p->audio_samples_per_second); }
AVSC_INLINE INT64 avs_audio_samples_from_bytes(const AVS_VideoInfo * p, INT64 bytes)
{ return bytes / avs_bytes_per_audio_sample(p); }
AVSC_INLINE INT64 avs_bytes_from_audio_samples(const AVS_VideoInfo * p, INT64 samples)
{ return samples * avs_bytes_per_audio_sample(p); }
AVSC_INLINE int avs_audio_channels(const AVS_VideoInfo * p)
{ return p->nchannels; }
AVSC_INLINE int avs_sample_type(const AVS_VideoInfo * p)
{ return p->sample_type;}
// useful mutator
AVSC_INLINE void avs_set_property(AVS_VideoInfo * p, int property)
{ p->image_type|=property; }
AVSC_INLINE void avs_clear_property(AVS_VideoInfo * p, int property)
{ p->image_type&=~property; }
AVSC_INLINE void avs_set_field_based(AVS_VideoInfo * p, int isfieldbased)
{ if (isfieldbased) p->image_type|=AVS_IT_FIELDBASED; else p->image_type&=~AVS_IT_FIELDBASED; }
AVSC_INLINE void avs_set_fps(AVS_VideoInfo * p, unsigned numerator, unsigned denominator)
{
unsigned x=numerator, y=denominator;
while (y) { // find gcd
unsigned t = x%y; x = y; y = t;
}
p->fps_numerator = numerator/x;
p->fps_denominator = denominator/x;
}
AVSC_INLINE int avs_is_same_colorspace(AVS_VideoInfo * x, AVS_VideoInfo * y)
{
return (x->pixel_type == y->pixel_type)
|| (avs_is_yv12(x) && avs_is_yv12(y));
}
/////////////////////////////////////////////////////////////////////
//
// AVS_VideoFrame
//
// VideoFrameBuffer holds information about a memory block which is used
// for video data. For efficiency, instances of this class are not deleted
// when the refcount reaches zero; instead they're stored in a linked list
// to be reused. The instances are deleted when the corresponding AVS
// file is closed.
// AVS_VideoFrameBuffer is layed out identicly to VideoFrameBuffer
// DO NOT USE THIS STRUCTURE DIRECTLY
typedef struct AVS_VideoFrameBuffer {
unsigned char * data;
int data_size;
// sequence_number is incremented every time the buffer is changed, so
// that stale views can tell they're no longer valid.
long sequence_number;
long refcount;
} AVS_VideoFrameBuffer;
// VideoFrame holds a "window" into a VideoFrameBuffer.
// AVS_VideoFrame is layed out identicly to IVideoFrame
// DO NOT USE THIS STRUCTURE DIRECTLY
typedef struct AVS_VideoFrame {
int refcount;
AVS_VideoFrameBuffer * vfb;
int offset, pitch, row_size, height, offsetU, offsetV, pitchUV; // U&V offsets are from top of picture.
} AVS_VideoFrame;
// Access functions for AVS_VideoFrame
AVSC_INLINE int avs_get_pitch(const AVS_VideoFrame * p) {
return p->pitch;}
AVSC_INLINE int avs_get_pitch_p(const AVS_VideoFrame * p, int plane) {
switch (plane) {
case AVS_PLANAR_U: case AVS_PLANAR_V: return p->pitchUV;}
return p->pitch;}
AVSC_INLINE int avs_get_row_size(const AVS_VideoFrame * p) {
return p->row_size; }
AVSC_INLINE int avs_get_row_size_p(const AVS_VideoFrame * p, int plane) {
int r;
switch (plane) {
case AVS_PLANAR_U: case AVS_PLANAR_V:
if (p->pitchUV) return p->row_size>>1;
else return 0;
case AVS_PLANAR_U_ALIGNED: case AVS_PLANAR_V_ALIGNED:
if (p->pitchUV) {
r = ((p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)) )>>1; // Aligned rowsize
if (r < p->pitchUV)
return r;
return p->row_size>>1;
} else return 0;
case AVS_PLANAR_Y_ALIGNED:
r = (p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)); // Aligned rowsize
if (r <= p->pitch)
return r;
return p->row_size;
}
return p->row_size;
}
AVSC_INLINE int avs_get_height(const AVS_VideoFrame * p) {
return p->height;}
AVSC_INLINE int avs_get_height_p(const AVS_VideoFrame * p, int plane) {
switch (plane) {
case AVS_PLANAR_U: case AVS_PLANAR_V:
if (p->pitchUV) return p->height>>1;
return 0;
}
return p->height;}
AVSC_INLINE const unsigned char* avs_get_read_ptr(const AVS_VideoFrame * p) {
return p->vfb->data + p->offset;}
AVSC_INLINE const unsigned char* avs_get_read_ptr_p(const AVS_VideoFrame * p, int plane)
{
switch (plane) {
case AVS_PLANAR_U: return p->vfb->data + p->offsetU;
case AVS_PLANAR_V: return p->vfb->data + p->offsetV;
default: return p->vfb->data + p->offset;}
}
AVSC_INLINE int avs_is_writable(const AVS_VideoFrame * p) {
return (p->refcount == 1 && p->vfb->refcount == 1);}
AVSC_INLINE unsigned char* avs_get_write_ptr(const AVS_VideoFrame * p)
{
if (avs_is_writable(p)) {
++p->vfb->sequence_number;
return p->vfb->data + p->offset;
} else
return 0;
}
AVSC_INLINE unsigned char* avs_get_write_ptr_p(const AVS_VideoFrame * p, int plane)
{
if (plane==AVS_PLANAR_Y && avs_is_writable(p)) {
++p->vfb->sequence_number;
return p->vfb->data + p->offset;
} else if (plane==AVS_PLANAR_Y) {
return 0;
} else {
switch (plane) {
case AVS_PLANAR_U: return p->vfb->data + p->offsetU;
case AVS_PLANAR_V: return p->vfb->data + p->offsetV;
default: return p->vfb->data + p->offset;
}
}
}
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(void, avs_release_video_frame)(AVS_VideoFrame *);
// makes a shallow copy of a video frame
AVSC_API(AVS_VideoFrame *, avs_copy_video_frame)(AVS_VideoFrame *);
#if defined __cplusplus
}
#endif // __cplusplus
#ifndef AVSC_NO_DECLSPEC
AVSC_INLINE void avs_release_frame(AVS_VideoFrame * f)
{avs_release_video_frame(f);}
AVSC_INLINE AVS_VideoFrame * avs_copy_frame(AVS_VideoFrame * f)
{return avs_copy_video_frame(f);}
#endif
/////////////////////////////////////////////////////////////////////
//
// AVS_Value
//
// Treat AVS_Value as a fat pointer. That is use avs_copy_value
// and avs_release_value appropiaty as you would if AVS_Value was
// a pointer.
// To maintain source code compatibility with future versions of the
// avisynth_c API don't use the AVS_Value directly. Use the helper
// functions below.
// AVS_Value is layed out identicly to AVSValue
typedef struct AVS_Value AVS_Value;
struct AVS_Value {
short type; // 'a'rray, 'c'lip, 'b'ool, 'i'nt, 'f'loat, 's'tring, 'v'oid, or 'l'ong
// for some function e'rror
short array_size;
union {
void * clip; // do not use directly, use avs_take_clip
char boolean;
int integer;
INT64 integer64; // match addition of __int64 to avxplugin.h
float floating_pt;
const char * string;
const AVS_Value * array;
} d;
};
// AVS_Value should be initilized with avs_void.
// Should also set to avs_void after the value is released
// with avs_copy_value. Consider it the equalvent of setting
// a pointer to NULL
static const AVS_Value avs_void = {'v'};
AVSC_API(void, avs_copy_value)(AVS_Value * dest, AVS_Value src);
AVSC_API(void, avs_release_value)(AVS_Value);
AVSC_INLINE int avs_defined(AVS_Value v) { return v.type != 'v'; }
AVSC_INLINE int avs_is_clip(AVS_Value v) { return v.type == 'c'; }
AVSC_INLINE int avs_is_bool(AVS_Value v) { return v.type == 'b'; }
AVSC_INLINE int avs_is_int(AVS_Value v) { return v.type == 'i'; }
AVSC_INLINE int avs_is_float(AVS_Value v) { return v.type == 'f' || v.type == 'i'; }
AVSC_INLINE int avs_is_string(AVS_Value v) { return v.type == 's'; }
AVSC_INLINE int avs_is_array(AVS_Value v) { return v.type == 'a'; }
AVSC_INLINE int avs_is_error(AVS_Value v) { return v.type == 'e'; }
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(AVS_Clip *, avs_take_clip)(AVS_Value, AVS_ScriptEnvironment *);
AVSC_API(void, avs_set_to_clip)(AVS_Value *, AVS_Clip *);
#if defined __cplusplus
}
#endif // __cplusplus
AVSC_INLINE int avs_as_bool(AVS_Value v)
{ return v.d.boolean; }
AVSC_INLINE int avs_as_int(AVS_Value v)
{ return v.d.integer; }
AVSC_INLINE const char * avs_as_string(AVS_Value v)
{ return avs_is_error(v) || avs_is_string(v) ? v.d.string : 0; }
AVSC_INLINE double avs_as_float(AVS_Value v)
{ return avs_is_int(v) ? v.d.integer : v.d.floating_pt; }
AVSC_INLINE const char * avs_as_error(AVS_Value v)
{ return avs_is_error(v) ? v.d.string : 0; }
AVSC_INLINE const AVS_Value * avs_as_array(AVS_Value v)
{ return v.d.array; }
AVSC_INLINE int avs_array_size(AVS_Value v)
{ return avs_is_array(v) ? v.array_size : 1; }
AVSC_INLINE AVS_Value avs_array_elt(AVS_Value v, int index)
{ return avs_is_array(v) ? v.d.array[index] : v; }
// only use these functions on am AVS_Value that does not already have
// an active value. Remember, treat AVS_Value as a fat pointer.
AVSC_INLINE AVS_Value avs_new_value_bool(int v0)
{ AVS_Value v; v.type = 'b'; v.d.boolean = v0 == 0 ? 0 : 1; return v; }
AVSC_INLINE AVS_Value avs_new_value_int(int v0)
{ AVS_Value v; v.type = 'i'; v.d.integer = v0; return v; }
AVSC_INLINE AVS_Value avs_new_value_string(const char * v0)
{ AVS_Value v; v.type = 's'; v.d.string = v0; return v; }
AVSC_INLINE AVS_Value avs_new_value_float(float v0)
{ AVS_Value v; v.type = 'f'; v.d.floating_pt = v0; return v;}
AVSC_INLINE AVS_Value avs_new_value_error(const char * v0)
{ AVS_Value v; v.type = 'e'; v.d.string = v0; return v; }
#ifndef AVSC_NO_DECLSPEC
AVSC_INLINE AVS_Value avs_new_value_clip(AVS_Clip * v0)
{ AVS_Value v; avs_set_to_clip(&v, v0); return v; }
#endif
AVSC_INLINE AVS_Value avs_new_value_array(AVS_Value * v0, int size)
{ AVS_Value v; v.type = 'a'; v.d.array = v0; v.array_size = size; return v; }
/////////////////////////////////////////////////////////////////////
//
// AVS_Clip
//
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(void, avs_release_clip)(AVS_Clip *);
AVSC_API(AVS_Clip *, avs_copy_clip)(AVS_Clip *);
AVSC_API(const char *, avs_clip_get_error)(AVS_Clip *); // return 0 if no error
AVSC_API(const AVS_VideoInfo *, avs_get_video_info)(AVS_Clip *);
AVSC_API(int, avs_get_version)(AVS_Clip *);
AVSC_API(AVS_VideoFrame *, avs_get_frame)(AVS_Clip *, int n);
// The returned video frame must be released with avs_release_video_frame
AVSC_API(int, avs_get_parity)(AVS_Clip *, int n);
// return field parity if field_based, else parity of first field in frame
AVSC_API(int, avs_get_audio)(AVS_Clip *, void * buf,
INT64 start, INT64 count);
// start and count are in samples
AVSC_API(int, avs_set_cache_hints)(AVS_Clip *,
int cachehints, size_t frame_range);
#if defined __cplusplus
}
#endif // __cplusplus
// This is the callback type used by avs_add_function
typedef AVS_Value (AVSC_CC * AVS_ApplyFunc)
(AVS_ScriptEnvironment *, AVS_Value args, void * user_data);
typedef struct AVS_FilterInfo AVS_FilterInfo;
struct AVS_FilterInfo
{
// these members should not be modified outside of the AVS_ApplyFunc callback
AVS_Clip * child;
AVS_VideoInfo vi;
AVS_ScriptEnvironment * env;
AVS_VideoFrame * (AVSC_CC * get_frame)(AVS_FilterInfo *, int n);
int (AVSC_CC * get_parity)(AVS_FilterInfo *, int n);
int (AVSC_CC * get_audio)(AVS_FilterInfo *, void * buf,
INT64 start, INT64 count);
int (AVSC_CC * set_cache_hints)(AVS_FilterInfo *, int cachehints,
int frame_range);
void (AVSC_CC * free_filter)(AVS_FilterInfo *);
// Should be set when ever there is an error to report.
// It is cleared before any of the above methods are called
const char * error;
// this is to store whatever and may be modified at will
void * user_data;
};
// Create a new filter
// fi is set to point to the AVS_FilterInfo so that you can
// modify it once it is initilized.
// store_child should generally be set to true. If it is not
// set than ALL methods (the function pointers) must be defined
// If it is set than you do not need to worry about freeing the child
// clip.
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(AVS_Clip *, avs_new_c_filter)(AVS_ScriptEnvironment * e,
AVS_FilterInfo * * fi,
AVS_Value child, int store_child);
#if defined __cplusplus
}
#endif // __cplusplus
/////////////////////////////////////////////////////////////////////
//
// AVS_ScriptEnvironment
//
// For GetCPUFlags. These are backwards-compatible with those in VirtualDub.
enum {
/* slowest CPU to support extension */
AVS_CPU_FORCE = 0x01, // N/A
AVS_CPU_FPU = 0x02, // 386/486DX
AVS_CPU_MMX = 0x04, // P55C, K6, PII
AVS_CPU_INTEGER_SSE = 0x08, // PIII, Athlon
AVS_CPU_SSE = 0x10, // PIII, Athlon XP/MP
AVS_CPU_SSE2 = 0x20, // PIV, Hammer
AVS_CPU_3DNOW = 0x40, // K6-2
AVS_CPU_3DNOW_EXT = 0x80, // Athlon
AVS_CPU_X86_64 = 0xA0, // Hammer (note: equiv. to 3DNow + SSE2,
// which only Hammer will have anyway)
};
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(const char *, avs_get_error)(AVS_ScriptEnvironment *); // return 0 if no error
AVSC_API(long, avs_get_cpu_flags)(AVS_ScriptEnvironment *);
AVSC_API(int, avs_check_version)(AVS_ScriptEnvironment *, int version);
AVSC_API(char *, avs_save_string)(AVS_ScriptEnvironment *, const char* s, int length);
AVSC_API(char *, avs_sprintf)(AVS_ScriptEnvironment *, const char * fmt, ...);
AVSC_API(char *, avs_vsprintf)(AVS_ScriptEnvironment *, const char * fmt, va_list val);
// note: val is really a va_list; I hope everyone typedefs va_list to a pointer
AVSC_API(int, avs_add_function)(AVS_ScriptEnvironment *,
const char * name, const char * params,
AVS_ApplyFunc apply, void * user_data);
AVSC_API(int, avs_function_exists)(AVS_ScriptEnvironment *, const char * name);
AVSC_API(AVS_Value, avs_invoke)(AVS_ScriptEnvironment *, const char * name,
AVS_Value args, const char** arg_names);
// The returned value must be be released with avs_release_value
AVSC_API(AVS_Value, avs_get_var)(AVS_ScriptEnvironment *, const char* name);
// The returned value must be be released with avs_release_value
AVSC_API(int, avs_set_var)(AVS_ScriptEnvironment *, const char* name, AVS_Value val);
AVSC_API(int, avs_set_global_var)(AVS_ScriptEnvironment *, const char* name, const AVS_Value val);
//void avs_push_context(AVS_ScriptEnvironment *, int level=0);
//void avs_pop_context(AVS_ScriptEnvironment *);
AVSC_API(AVS_VideoFrame *, avs_new_video_frame_a)(AVS_ScriptEnvironment *,
const AVS_VideoInfo * vi, int align);
// align should be at least 16
#if defined __cplusplus
}
#endif // __cplusplus
#ifndef AVSC_NO_DECLSPEC
AVSC_INLINE
AVS_VideoFrame * avs_new_video_frame(AVS_ScriptEnvironment * env,
const AVS_VideoInfo * vi)
{return avs_new_video_frame_a(env,vi,AVS_FRAME_ALIGN);}
AVSC_INLINE
AVS_VideoFrame * avs_new_frame(AVS_ScriptEnvironment * env,
const AVS_VideoInfo * vi)
{return avs_new_video_frame_a(env,vi,AVS_FRAME_ALIGN);}
#endif
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(int, avs_make_writable)(AVS_ScriptEnvironment *, AVS_VideoFrame * * pvf);
AVSC_API(void, avs_bit_blt)(AVS_ScriptEnvironment *, unsigned char* dstp, int dst_pitch, const unsigned char* srcp, int src_pitch, int row_size, int height);
typedef void (AVSC_CC *AVS_ShutdownFunc)(void* user_data, AVS_ScriptEnvironment * env);
AVSC_API(void, avs_at_exit)(AVS_ScriptEnvironment *, AVS_ShutdownFunc function, void * user_data);
AVSC_API(AVS_VideoFrame *, avs_subframe)(AVS_ScriptEnvironment *, AVS_VideoFrame * src, int rel_offset, int new_pitch, int new_row_size, int new_height);
// The returned video frame must be be released
AVSC_API(int, avs_set_memory_max)(AVS_ScriptEnvironment *, int mem);
AVSC_API(int, avs_set_working_dir)(AVS_ScriptEnvironment *, const char * newdir);
// avisynth.dll exports this; it's a way to use it as a library, without
// writing an AVS script or without going through AVIFile.
AVSC_API(AVS_ScriptEnvironment *, avs_create_script_environment)(int version);
#if defined __cplusplus
}
#endif // __cplusplus
// this symbol is the entry point for the plugin and must
// be defined
AVSC_EXPORT
const char * AVSC_CC avisynth_c_plugin_init(AVS_ScriptEnvironment* env);
#if defined __cplusplus
extern "C"
{
#endif // __cplusplus
AVSC_API(void, avs_delete_script_environment)(AVS_ScriptEnvironment *);
AVSC_API(AVS_VideoFrame *, avs_subframe_planar)(AVS_ScriptEnvironment *, AVS_VideoFrame * src, int rel_offset, int new_pitch, int new_row_size, int new_height, int rel_offsetU, int rel_offsetV, int new_pitchUV);
// The returned video frame must be be released
#if defined __cplusplus
}
#endif // __cplusplus
#endif //__AVXSYNTH_C__

127
input/avs.c
View File

@ -26,28 +26,25 @@
#include "input.h"
#if USE_AVXSYNTH
#include <dlfcn.h>
#if SYS_MACOSX
#define avs_open() dlopen( "libavxsynth.dylib", RTLD_NOW )
#else
#define avs_open() dlopen( "libavxsynth.so", RTLD_NOW )
#endif
#define avs_close dlclose
#define avs_address dlsym
#else
#if SYS_WINDOWS || SYS_CYGWIN
#include <windows.h>
#define avs_open() LoadLibraryW( L"avisynth" )
#define avs_close FreeLibrary
#define avs_address GetProcAddress
#else
#include <dlfcn.h>
#if SYS_MACOSX
#define avs_open() dlopen( "libavisynth.dylib", RTLD_NOW )
#else
#define avs_open() dlopen( "libavisynth.so", RTLD_NOW )
#endif
#define avs_close dlclose
#define avs_address dlsym
#endif
#define AVSC_NO_DECLSPEC
#undef EXTERN_C
#if USE_AVXSYNTH
#include "extras/avxsynth_c.h"
#else
#include "extras/avisynth_c.h"
#endif
#define AVSC_DECLARE_FUNC(name) name##_func name
#define FAIL_IF_ERROR( cond, ... ) FAIL_IF_ERR( cond, "avs", __VA_ARGS__ )
@ -98,7 +95,13 @@ typedef struct
AVSC_DECLARE_FUNC( avs_release_value );
AVSC_DECLARE_FUNC( avs_release_video_frame );
AVSC_DECLARE_FUNC( avs_take_clip );
#if !USE_AVXSYNTH
AVSC_DECLARE_FUNC( avs_is_yv24 );
AVSC_DECLARE_FUNC( avs_is_yv16 );
AVSC_DECLARE_FUNC( avs_is_yv12 );
AVSC_DECLARE_FUNC( avs_is_yv411 );
AVSC_DECLARE_FUNC( avs_is_y8 );
AVSC_DECLARE_FUNC( avs_get_pitch_p );
AVSC_DECLARE_FUNC( avs_get_read_ptr_p );
// AviSynth+ extension
AVSC_DECLARE_FUNC( avs_is_rgb48 );
AVSC_DECLARE_FUNC( avs_is_rgb64 );
@ -106,21 +109,10 @@ typedef struct
AVSC_DECLARE_FUNC( avs_is_yuv422p16 );
AVSC_DECLARE_FUNC( avs_is_yuv420p16 );
AVSC_DECLARE_FUNC( avs_is_y16 );
AVSC_DECLARE_FUNC( avs_is_yuv444ps );
AVSC_DECLARE_FUNC( avs_is_yuv422ps );
AVSC_DECLARE_FUNC( avs_is_yuv420ps );
AVSC_DECLARE_FUNC( avs_is_y32 );
AVSC_DECLARE_FUNC( avs_is_444 );
AVSC_DECLARE_FUNC( avs_is_422 );
AVSC_DECLARE_FUNC( avs_is_420 );
AVSC_DECLARE_FUNC( avs_is_y );
AVSC_DECLARE_FUNC( avs_is_yuva );
AVSC_DECLARE_FUNC( avs_is_planar_rgb );
AVSC_DECLARE_FUNC( avs_is_planar_rgba );
AVSC_DECLARE_FUNC( avs_num_components );
AVSC_DECLARE_FUNC( avs_component_size );
AVSC_DECLARE_FUNC( avs_bits_per_component );
#endif
} func;
} avs_hnd_t;
@ -142,7 +134,13 @@ static int custom_avs_load_library( avs_hnd_t *h )
LOAD_AVS_FUNC( avs_release_value, 0 );
LOAD_AVS_FUNC( avs_release_video_frame, 0 );
LOAD_AVS_FUNC( avs_take_clip, 0 );
#if !USE_AVXSYNTH
LOAD_AVS_FUNC( avs_is_yv24, 1 );
LOAD_AVS_FUNC( avs_is_yv16, 1 );
LOAD_AVS_FUNC( avs_is_yv12, 1 );
LOAD_AVS_FUNC( avs_is_yv411, 1 );
LOAD_AVS_FUNC( avs_is_y8, 1 );
LOAD_AVS_FUNC( avs_get_pitch_p, 1 );
LOAD_AVS_FUNC( avs_get_read_ptr_p, 1 );
// AviSynth+ extension
LOAD_AVS_FUNC( avs_is_rgb48, 1 );
LOAD_AVS_FUNC_ALIAS( avs_is_rgb48, "_avs_is_rgb48@4", 1 );
@ -152,21 +150,10 @@ static int custom_avs_load_library( avs_hnd_t *h )
LOAD_AVS_FUNC( avs_is_yuv422p16, 1 );
LOAD_AVS_FUNC( avs_is_yuv420p16, 1 );
LOAD_AVS_FUNC( avs_is_y16, 1 );
LOAD_AVS_FUNC( avs_is_yuv444ps, 1 );
LOAD_AVS_FUNC( avs_is_yuv422ps, 1 );
LOAD_AVS_FUNC( avs_is_yuv420ps, 1 );
LOAD_AVS_FUNC( avs_is_y32, 1 );
LOAD_AVS_FUNC( avs_is_444, 1 );
LOAD_AVS_FUNC( avs_is_422, 1 );
LOAD_AVS_FUNC( avs_is_420, 1 );
LOAD_AVS_FUNC( avs_is_y, 1 );
LOAD_AVS_FUNC( avs_is_yuva, 1 );
LOAD_AVS_FUNC( avs_is_planar_rgb, 1 );
LOAD_AVS_FUNC( avs_is_planar_rgba, 1 );
LOAD_AVS_FUNC( avs_num_components, 1 );
LOAD_AVS_FUNC( avs_component_size, 1 );
LOAD_AVS_FUNC( avs_bits_per_component, 1 );
#endif
return 0;
fail:
avs_close( h->library );
@ -174,45 +161,31 @@ fail:
return -1;
}
/* AvxSynth doesn't have yv24, yv16, yv411, or y8, so disable them. */
#if USE_AVXSYNTH
#define avs_is_yv24( vi ) (0)
#define avs_is_yv16( vi ) (0)
#define avs_is_yv411( vi ) (0)
#define avs_is_y8( vi ) (0)
/* AvxSynth doesn't support AviSynth+ pixel types. */
#define AVS_IS_AVISYNTHPLUS (0)
#define AVS_IS_420( vi ) (0)
#define AVS_IS_422( vi ) (0)
#define AVS_IS_444( vi ) (0)
#define AVS_IS_RGB48( vi ) (0)
#define AVS_IS_RGB64( vi ) (0)
#define AVS_IS_YUV420P16( vi ) (0)
#define AVS_IS_YUV422P16( vi ) (0)
#define AVS_IS_YUV444P16( vi ) (0)
#define AVS_IS_Y( vi ) (0)
#define AVS_IS_Y16( vi ) (0)
#else
#define AVS_IS_YV24( vi ) (h->func.avs_is_yv24 ? h->func.avs_is_yv24( vi ) : avs_is_yv24( vi ))
#define AVS_IS_YV16( vi ) (h->func.avs_is_yv16 ? h->func.avs_is_yv16( vi ) : avs_is_yv16( vi ))
#define AVS_IS_YV12( vi ) (h->func.avs_is_yv12 ? h->func.avs_is_yv12( vi ) : avs_is_yv12( vi ))
#define AVS_IS_YV411( vi ) (h->func.avs_is_yv411 ? h->func.avs_is_yv411( vi ) : avs_is_yv411( vi ))
#define AVS_IS_Y8( vi ) (h->func.avs_is_y8 ? h->func.avs_is_y8( vi ) : avs_is_y8( vi ))
#define AVS_GET_PITCH_P( p, plane ) (h->func.avs_get_pitch_p ? h->func.avs_get_pitch_p( p, plane ) : avs_get_pitch_p( p, plane ))
#define AVS_GET_READ_PTR_P( p, plane ) (h->func.avs_get_read_ptr_p ? h->func.avs_get_read_ptr_p( p, plane ) : avs_get_read_ptr_p( p, plane ))
#define AVS_IS_AVISYNTHPLUS (h->func.avs_is_420 && h->func.avs_is_422 && h->func.avs_is_444)
#define AVS_IS_420( vi ) (h->func.avs_is_420 ? h->func.avs_is_420( vi ) : avs_is_yv12( vi ))
#define AVS_IS_422( vi ) (h->func.avs_is_422 ? h->func.avs_is_422( vi ) : avs_is_yv16( vi ))
#define AVS_IS_444( vi ) (h->func.avs_is_444 ? h->func.avs_is_444( vi ) : avs_is_yv24( vi ))
#define AVS_IS_420( vi ) (h->func.avs_is_420 ? h->func.avs_is_420( vi ) : AVS_IS_YV12( vi ))
#define AVS_IS_422( vi ) (h->func.avs_is_422 ? h->func.avs_is_422( vi ) : AVS_IS_YV16( vi ))
#define AVS_IS_444( vi ) (h->func.avs_is_444 ? h->func.avs_is_444( vi ) : AVS_IS_YV24( vi ))
#define AVS_IS_RGB48( vi ) (h->func.avs_is_rgb48 && h->func.avs_is_rgb48( vi ))
#define AVS_IS_RGB64( vi ) (h->func.avs_is_rgb64 && h->func.avs_is_rgb64( vi ))
#define AVS_IS_YUV420P16( vi ) (h->func.avs_is_yuv420p16 && h->func.avs_is_yuv420p16( vi ))
#define AVS_IS_YUV422P16( vi ) (h->func.avs_is_yuv422p16 && h->func.avs_is_yuv422p16( vi ))
#define AVS_IS_YUV444P16( vi ) (h->func.avs_is_yuv444p16 && h->func.avs_is_yuv444p16( vi ))
#define AVS_IS_Y( vi ) (h->func.avs_is_y ? h->func.avs_is_y( vi ) : avs_is_y8( vi ))
#define AVS_IS_Y( vi ) (h->func.avs_is_y ? h->func.avs_is_y( vi ) : AVS_IS_Y8( vi ))
#define AVS_IS_Y16( vi ) (h->func.avs_is_y16 && h->func.avs_is_y16( vi ))
#endif
/* generate a filter sequence to try based on the filename extension */
static void avs_build_filter_sequence( char *filename_ext, const char *filter[AVS_MAX_SEQUENCE+1] )
{
int i = 0;
#if USE_AVXSYNTH
const char *all_purpose[] = { "FFVideoSource", 0 };
#else
#if SYS_WINDOWS || SYS_CYGWIN
const char *all_purpose[] = { "FFmpegSource2", "DSS2", "DirectShowSource", 0 };
if( !strcasecmp( filename_ext, "avi" ) )
filter[i++] = "AVISource";
@ -220,6 +193,8 @@ static void avs_build_filter_sequence( char *filename_ext, const char *filter[AV
filter[i++] = "MPEG2Source";
if( !strcasecmp( filename_ext, "dga" ) )
filter[i++] = "AVCSource";
#else
const char *all_purpose[] = { "FFVideoSource", 0 };
#endif
for( int j = 0; all_purpose[j] && i < AVS_MAX_SEQUENCE; j++ )
filter[i++] = all_purpose[j];
@ -236,13 +211,6 @@ static AVS_Value update_clip( avs_hnd_t *h, const AVS_VideoInfo **vi, AVS_Value
static float get_avs_version( avs_hnd_t *h )
{
/* AvxSynth has its version defined starting at 4.0, even though it's based on
AviSynth 2.5.8. This is troublesome for get_avs_version and working around
the new colorspaces in 2.6. So if AvxSynth is detected, explicitly define
the version as 2.58. */
#if USE_AVXSYNTH
return 2.58f;
#else
FAIL_IF_ERROR( !h->func.avs_function_exists( h->env, "VersionNumber" ), "VersionNumber does not exist\n" );
AVS_Value ver = h->func.avs_invoke( h->env, "VersionNumber", avs_new_value_array( NULL, 0 ), NULL );
FAIL_IF_ERROR( avs_is_error( ver ), "unable to determine avisynth version: %s\n", avs_as_error( ver ) );
@ -250,7 +218,6 @@ static float get_avs_version( avs_hnd_t *h )
float ret = avs_as_float( ver );
h->func.avs_release_value( ver );
return ret;
#endif
}
#ifdef _WIN32
@ -502,24 +469,24 @@ static int open_file( char *psz_filename, hnd_t *p_handle, video_info_t *info, c
info->csp = X264_CSP_BGR | X264_CSP_VFLIP;
else if( AVS_IS_YUV444P16( vi ) )
info->csp = X264_CSP_I444 | X264_CSP_HIGH_DEPTH;
else if( avs_is_yv24( vi ) )
else if( AVS_IS_YV24( vi ) )
info->csp = X264_CSP_I444;
else if( AVS_IS_YUV422P16( vi ) )
info->csp = X264_CSP_I422 | X264_CSP_HIGH_DEPTH;
else if( avs_is_yv16( vi ) )
else if( AVS_IS_YV16( vi ) )
info->csp = X264_CSP_I422;
else if( AVS_IS_YUV420P16( vi ) )
info->csp = X264_CSP_I420 | X264_CSP_HIGH_DEPTH;
else if( avs_is_yv12( vi ) )
else if( AVS_IS_YV12( vi ) )
info->csp = X264_CSP_I420;
else if( AVS_IS_Y16( vi ) )
info->csp = X264_CSP_I400 | X264_CSP_HIGH_DEPTH;
else if( avs_is_y8( vi ) )
else if( AVS_IS_Y8( vi ) )
info->csp = X264_CSP_I400;
else if( avs_is_yuy2( vi ) )
info->csp = X264_CSP_YUYV;
#if HAVE_SWSCALE
else if( avs_is_yv411( vi ) )
else if( AVS_IS_YV411( vi ) )
info->csp = AV_PIX_FMT_YUV411P | X264_CSP_OTHER;
#endif
else
@ -563,8 +530,8 @@ static int read_frame( cli_pic_t *pic, hnd_t handle, int i_frame )
for( int i = 0; i < pic->img.planes; i++ )
{
/* explicitly cast away the const attribute to avoid a warning */
pic->img.plane[i] = (uint8_t*)avs_get_read_ptr_p( frm, plane[i] );
pic->img.stride[i] = avs_get_pitch_p( frm, plane[i] );
pic->img.plane[i] = (uint8_t*)AVS_GET_READ_PTR_P( frm, plane[i] );
pic->img.stride[i] = AVS_GET_PITCH_P( frm, plane[i] );
}
return 0;
}