FFmpeg: libavformat/avisynth.c File Reference

FFmpeg

libavformat

Data Structures | Macros | Functions | Variables

avisynth.c File Reference

#include "libavutil/internal.h"
#include "libavcodec/internal.h"
#include "avformat.h"
#include "internal.h"
#include <dlfcn.h>
#include "compat/avisynth/avxsynth_c.h"

Go to the source code of this file.

Data Structures

struct AviSynthLibrary

struct AviSynthContext

Macros

#define AVSC_NO_DECLSPEC

#define AVISYNTH_LIB "libavxsynth.so"

#define LoadLibrary(x) dlopen(x, RTLD_NOW | RTLD_LOCAL)

#define GetProcAddress dlsym

#define FreeLibrary dlclose

#define AVSC_DECLARE_FUNC(name) name ## _func name

#define LOAD_AVS_FUNC(name, continue_on_fail)

Functions

static av_cold void avisynth_atexit_handler (void)

static av_cold int avisynth_load_library (void)

static av_cold int avisynth_context_create (AVFormatContext *s)

static av_cold void avisynth_context_destroy (AviSynthContext *avs)

static int avisynth_create_stream_video (AVFormatContext *s, AVStream *st)

static int avisynth_create_stream_audio (AVFormatContext *s, AVStream *st)

static int avisynth_create_stream (AVFormatContext *s)

static int avisynth_open_file (AVFormatContext *s)

static void avisynth_next_stream (AVFormatContext *s, AVStream **st, AVPacket *pkt, int *discard)

static int avisynth_read_packet_video (AVFormatContext *s, AVPacket *pkt, int discard)

static int avisynth_read_packet_audio (AVFormatContext *s, AVPacket *pkt, int discard)

static av_cold int avisynth_read_header (AVFormatContext *s)

static int avisynth_read_packet (AVFormatContext *s, AVPacket *pkt)

static av_cold int avisynth_read_close (AVFormatContext *s)

static int avisynth_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)

Variables

static const int avs_planes_packed [1] = { 0 }

static const int avs_planes_grey [1] = { AVS_PLANAR_Y }

static const int avs_planes_yuv [3]

static AviSynthLibrary avs_library

static int avs_atexit_called = 0

static AviSynthContext * avs_ctx_list = NULL

AVInputFormat ff_avisynth_demuxer

Macro Definition Documentation

#define AVSC_NO_DECLSPEC

Definition at line 27 of file avisynth.c.

#define AVISYNTH_LIB "libavxsynth.so"

Definition at line 43 of file avisynth.c.

Referenced by avisynth_load_library().

#define LoadLibrary ( x ) dlopen(x, RTLD_NOW | RTLD_LOCAL)

Definition at line 46 of file avisynth.c.

Referenced by avisynth_load_library(), dxva2_alloc(), nvenc_dyload_cuda(), and nvenc_dyload_nvenc().

#define GetProcAddress dlsym

Definition at line 47 of file avisynth.c.

Referenced by dxva2_alloc(), and w32thread_init().

#define FreeLibrary dlclose

Definition at line 48 of file avisynth.c.

Referenced by avisynth_atexit_handler(), avisynth_load_library(), and dxva2_uninit().

#define AVSC_DECLARE_FUNC ( name ) name ## _func name

Definition at line 53 of file avisynth.c.

#define LOAD_AVS_FUNC ( name,

continue_on_fail

)

Value:

avs_library.name = \

(void *)GetProcAddress(avs_library.library, #name); \

if (!continue_on_fail && !avs_library.name) \

goto fail;

Referenced by avisynth_load_library().

Function Documentation

static av_cold void avisynth_atexit_handler ( void )

static

Definition at line 196 of file avisynth.c.

Referenced by avisynth_load_library().

static av_cold int avisynth_load_library ( void )

static

Definition at line 105 of file avisynth.c.

Referenced by avisynth_context_create().

static av_cold int avisynth_context_create ( AVFormatContext * s )

static

Definition at line 144 of file avisynth.c.

Referenced by avisynth_open_file().

static av_cold void avisynth_context_destroy ( AviSynthContext * avs )

static

Definition at line 172 of file avisynth.c.

Referenced by avisynth_atexit_handler(), avisynth_open_file(), and avisynth_read_close().

static int avisynth_create_stream_video ( AVFormatContext * s,

AVStream * st

)

static

Definition at line 211 of file avisynth.c.

Referenced by avisynth_create_stream().

static int avisynth_create_stream_audio ( AVFormatContext * s,

AVStream * st

)

static

Definition at line 288 of file avisynth.c.

Referenced by avisynth_create_stream().

static int avisynth_create_stream ( AVFormatContext * s )

static

Definition at line 324 of file avisynth.c.

Referenced by avisynth_open_file().

static int avisynth_open_file ( AVFormatContext * s )

static

Definition at line 350 of file avisynth.c.

Referenced by avisynth_read_header().

static void avisynth_next_stream ( AVFormatContext * s,

AVStream ** st,

AVPacket * pkt,

int * discard

)

static

Definition at line 400 of file avisynth.c.

Referenced by avisynth_read_packet().

static int avisynth_read_packet_video ( AVFormatContext * s,

AVPacket * pkt,

int discard

)

static

Definition at line 418 of file avisynth.c.

Referenced by avisynth_read_packet().

static int avisynth_read_packet_audio ( AVFormatContext * s,

AVPacket * pkt,

int discard

)

static

Definition at line 511 of file avisynth.c.

Referenced by avisynth_read_packet().

static av_cold int avisynth_read_header ( AVFormatContext * s )

static

Definition at line 578 of file avisynth.c.

static int avisynth_read_packet ( AVFormatContext * s,

AVPacket * pkt

)

static

Definition at line 595 of file avisynth.c.

static av_cold int avisynth_read_close ( AVFormatContext * s )

static

Definition at line 625 of file avisynth.c.

static int avisynth_read_seek ( AVFormatContext * s,

int stream_index,

int64_t timestamp,

int flags

)

static

Definition at line 635 of file avisynth.c.

Variable Documentation

const int avs_planes_packed[1] = { 0 }

static

Definition at line 90 of file avisynth.c.

Referenced by avisynth_create_stream_video().

const int avs_planes_grey[1] = { AVS_PLANAR_Y }

static

Definition at line 91 of file avisynth.c.

Referenced by avisynth_create_stream_video().

const int avs_planes_yuv[3]

static

Initial value:

= { AVS_PLANAR_Y, AVS_PLANAR_U,

AVS_PLANAR_V }

Definition at line 92 of file avisynth.c.

Referenced by avisynth_create_stream_video().

AviSynthLibrary avs_library

static

Definition at line 97 of file avisynth.c.

int avs_atexit_called = 0

static

Definition at line 98 of file avisynth.c.

Referenced by avisynth_atexit_handler(), and avisynth_context_destroy().

AviSynthContext* avs_ctx_list = NULL

static

Definition at line 101 of file avisynth.c.

Referenced by avisynth_atexit_handler(), avisynth_context_create(), and avisynth_context_destroy().

AVInputFormat ff_avisynth_demuxer

Initial value:

= {

.name = "avisynth",

.long_name = NULL_IF_CONFIG_SMALL("AviSynth script"),

.priv_data_size = sizeof(AviSynthContext),

.read_header = avisynth_read_header,

.read_packet = avisynth_read_packet,

.read_close = avisynth_read_close,

.read_seek = avisynth_read_seek,

.extensions = "avs",

}

Definition at line 674 of file avisynth.c.

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