#include "darkplaces.h"
#include "libavcodec/avcodec.h"
#include "libavformat/avformat.h"

Include dependency graph for av_backend_libav.c:

Functions
qbool	LibAV_LoadLibrary (void)

Variables
static dllhandle_t	libavcodec_dll = NULL

static dllfunction_t	libavcodecfuncs []

static dllhandle_t	libavformat_dll = NULL

static dllfunction_t	libavformatfuncs []

int(*	qav_add_index_entry )(AVStream *st, int64_t pos, int64_t timestamp, int size, int distance, int flags)

enum AVCodecID(*	qav_codec_get_id )(const struct AVCodecTag const tags, unsigned int tag)

unsigned int(*	qav_codec_get_tag )(const struct AVCodecTag const tags, enum AVCodecID id)

int(*	qav_codec_get_tag2 )(const struct AVCodecTag const tags, enum AVCodecID id, unsigned int *tag)

const AVCodec (	qav_codec_iterate )(void **opaque)

void(*	qav_dump_format )(AVFormatContext ic, int index, const char url, int is_output)

int(*	qav_filename_number_test )(const char *filename)

int(*	qav_find_best_stream )(AVFormatContext ic, enum AVMediaType type, int wanted_stream_nb, int related_stream, AVCodec *decoder_ret, int flags)

int(*	qav_find_default_stream_index )(AVFormatContext *s)

AVInputFormat (	qav_find_input_format )(const char *short_name)

AVProgram (	qav_find_program_from_stream )(AVFormatContext ic, AVProgram last, int s)

int(*	qav_get_frame_filename )(char buf, int buf_size, const char path, int number)

int(*	qav_get_frame_filename2 )(char buf, int buf_size, const char path, int number, int flags)

int(*	qav_get_output_timestamp )(struct AVFormatContext s, int stream, int64_t dts, int64_t *wall)

enum AVCodecID(*	qav_guess_codec )(AVOutputFormat fmt, const char short_name, const char filename, const char mime_type, enum AVMediaType type)

AVOutputFormat (	qav_guess_format )(const char short_name, const char filename, const char *mime_type)

AVRational(*	qav_guess_frame_rate )(AVFormatContext ctx, AVStream stream, AVFrame *frame)

AVRational(*	qav_guess_sample_aspect_ratio )(AVFormatContext format, AVStream stream, AVFrame *frame)

void(*	qav_hex_dump )(FILE f, const uint8_t buf, int size)

void(*	qav_hex_dump_log )(void avcl, int level, const uint8_t buf, int size)

AVInputFormat (	qav_iformat_next )(const AVInputFormat *f)

int(*	qav_index_search_timestamp )(AVStream *st, int64_t timestamp, int flags)

int(*	qav_interleaved_write_frame )(AVFormatContext s, AVPacket pkt)

int(*	qav_interleaved_write_uncoded_frame )(AVFormatContext s, int stream_index, AVFrame frame)

int(*	qav_match_ext )(const char filename, const char extensions)

AVProgram (	qav_new_program )(AVFormatContext *s, int id)

AVOutputFormat (	qav_oformat_next )(const AVOutputFormat *f)

void(*	qav_pkt_dump2 )(FILE f, const AVPacket pkt, int dump_payload, const AVStream *st)

void(*	qav_pkt_dump_log2 )(void avcl, int level, const AVPacket pkt, int dump_payload, const AVStream *st)

int(*	qav_probe_input_buffer )(AVIOContext pb, AVInputFormat fmt, const char url, void *logctx, unsigned int offset, unsigned int max_probe_size)

int(*	qav_probe_input_buffer2 )(AVIOContext pb, AVInputFormat fmt, const char url, void *logctx, unsigned int offset, unsigned int max_probe_size)

AVInputFormat (	qav_probe_input_format )(AVProbeData *pd, int is_opened)

AVInputFormat (	qav_probe_input_format2 )(AVProbeData pd, int is_opened, int score_max)

AVInputFormat (	qav_probe_input_format3 )(AVProbeData pd, int is_opened, int score_ret)

void(*	qav_program_add_stream_index )(AVFormatContext *ac, int progid, unsigned int idx)

int(*	qav_read_frame )(AVFormatContext s, AVPacket pkt)

int(*	qav_read_pause )(AVFormatContext *s)

int(*	qav_read_play )(AVFormatContext *s)

void(*	qav_register_all )(void)

void(*	qav_register_input_format )(AVInputFormat *format)

void(*	qav_register_output_format )(AVOutputFormat *format)

int(*	qav_sdp_create )(AVFormatContext ac[], int n_files, char buf, int size)

int(*	qav_seek_frame )(AVFormatContext *s, int stream_index, int64_t timestamp, int flags)

AVRational(*	qav_stream_get_codec_timebase )(const AVStream *st)

uint8_t (	qav_stream_get_side_data )(const AVStream stream, enum AVPacketSideDataType type, int size)

uint8_t (	qav_stream_new_side_data )(AVStream *stream, enum AVPacketSideDataType type, int size)

void(*	qav_url_split )(char proto, int proto_size, char authorization, int authorization_size, char hostname, int hostname_size, int port_ptr, char path, int path_size, const char url)

int(*	qav_write_frame )(AVFormatContext s, AVPacket pkt)

int(*	qav_write_trailer )(AVFormatContext *s)

int(*	qav_write_uncoded_frame )(AVFormatContext s, int stream_index, AVFrame frame)

int(*	qav_write_uncoded_frame_query )(AVFormatContext *s, int stream_index)

void(*	qavcodec_align_dimensions )(AVCodecContext s, int width, int *height)

void(*	qavcodec_align_dimensions2 )(AVCodecContext s, int width, int *height, int linesize_align[AV_NUM_DATA_POINTERS])

AVCodecContext (	qavcodec_alloc_context3 )(const AVCodec *codec)

enum AVChromaLocation(*	qavcodec_chroma_pos_to_enum )(int xpos, int ypos)

int(*	qavcodec_close )(AVCodecContext *avctx)

const char (	qavcodec_configuration )(void)

int(*	qavcodec_default_get_buffer2 )(AVCodecContext s, AVFrame frame, int flags)

int(*	qavcodec_encode_subtitle )(AVCodecContext avctx, uint8_t buf, int buf_size, const AVSubtitle *sub)

int(*	qavcodec_enum_to_chroma_pos )(int xpos, int ypos, enum AVChromaLocation pos)

AVCodec (	qavcodec_find_decoder )(enum AVCodecID id)

AVCodec (	qavcodec_find_decoder_by_name )(const char *name)

AVCodec (	qavcodec_find_encoder )(enum AVCodecID id)

AVCodec (	qavcodec_find_encoder_by_name )(const char *name)

void(*	qavcodec_free_context )(AVCodecContext **avctx)

const AVClass (	qavcodec_get_class )(void)

int(*	qavcodec_get_context_defaults3 )(AVCodecContext s, const AVCodec codec)

const AVClass (	qavcodec_get_frame_class )(void)

const AVCodecHWConfig (	qavcodec_get_hw_config )(const AVCodec *codec, int index)

int(*	qavcodec_get_hw_frames_parameters )(AVCodecContext avctx, AVBufferRef device_ref, enum AVPixelFormat hw_pix_fmt, AVBufferRef **out_frames_ref)

const AVClass (	qavcodec_get_subtitle_rect_class )(void)

const char (	qavcodec_license )(void)

int(*	qavcodec_open2 )(AVCodecContext avctx, const AVCodec codec, AVDictionary **options)

AVCodecParameters (	qavcodec_parameters_alloc )(void)

int(*	qavcodec_parameters_copy )(AVCodecParameters dst, const AVCodecParameters src)

void(*	qavcodec_parameters_free )(AVCodecParameters **par)

int(*	qavcodec_parameters_from_context )(AVCodecParameters par, const AVCodecContext codec)

int(*	qavcodec_parameters_to_context )(AVCodecContext codec, const AVCodecParameters par)

int(*	qavcodec_receive_frame )(AVCodecContext avctx, AVFrame frame)

int(*	qavcodec_receive_packet )(AVCodecContext avctx, AVPacket avpkt)

int(*	qavcodec_send_frame )(AVCodecContext avctx, const AVFrame frame)

int(*	qavcodec_send_packet )(AVCodecContext avctx, const AVPacket avpkt)

unsigned(*	qavcodec_version )(void)

AVFormatContext (	qavformat_alloc_context )(void)

void(*	qavformat_close_input )(AVFormatContext **s)

const char (	qavformat_configuration )(void)

int(*	qavformat_find_stream_info )(AVFormatContext ic, AVDictionary *options)

int(*	qavformat_flush )(AVFormatContext *s)

void(*	qavformat_free_context )(AVFormatContext *s)

const AVClass (	qavformat_get_class )(void)

av_warn_unused_result int(*	qavformat_init_output )(AVFormatContext s, AVDictionary *options)

const char (	qavformat_license )(void)

int(*	qavformat_match_stream_specifier )(AVFormatContext s, AVStream st, const char *spec)

int(*	qavformat_network_deinit )(void)

int(*	qavformat_network_init )(void)

AVStream (	qavformat_new_stream )(AVFormatContext s, const AVCodec c)

int(*	qavformat_open_input )(AVFormatContext *ps, const char url, AVInputFormat fmt, AVDictionary *options)

int(*	qavformat_query_codec )(const AVOutputFormat *ofmt, enum AVCodecID codec_id, int std_compliance)

int(*	qavformat_queue_attached_pictures )(AVFormatContext *s)

int(*	qavformat_seek_file )(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)

int(*	qavformat_transfer_internal_stream_timing_info )(const AVOutputFormat ofmt, AVStream ost, const AVStream *ist, enum AVTimebaseSource copy_tb)

unsigned(*	qavformat_version )(void)

av_warn_unused_result int(*	qavformat_write_header )(AVFormatContext s, AVDictionary *options)

void(*	qavsubtitle_free )(AVSubtitle *sub)

Function Documentation

◆ LibAV_LoadLibrary()

qbool LibAV_LoadLibrary ( void )

Definition at line 258 of file av_backend_libav.c.

{
    const char* dllnames_libavcodec [] =
    {
#if defined(WIN32)
        "libavcodec.dll",
#elif defined(MACOSX)
        "libavcodec.dylib",
#else
        "libavcodec.so",
#endif
        NULL
    };
 
    const char* dllnames_libavformat [] =
    {
#if defined(WIN32)
        "libavformat.dll",
#elif defined(MACOSX)
        "libavformat.dylib",
#else
        "libavformat.so",
#endif
        NULL
    };
 
    if (libavcodec_dll && libavformat_dll) // Already loaded?
        return true;
 
// COMMANDLINEOPTION: -nolibav disables libav support
    if (Sys_CheckParm("-nolibav"))
        return false;
 
    // Load the DLL
    if (Sys_LoadDependency (dllnames_libavcodec, &libavcodec_dll, libavcodecfuncs))
    {
        if(Sys_LoadDependency(dllnames_libavformat, &libavformat_dll, libavformatfuncs))
            return true;
        Con_Printf(CON_ERROR "Failed to load the libavformat library. Cannot use libavcodec without it\n");
        Sys_FreeLibrary(&libavcodec_dll);
    }
 
    return false;
}

References CON_ERROR, Con_Printf(), libavcodec_dll, libavcodecfuncs, libavformat_dll, libavformatfuncs, NULL, Sys_CheckParm(), Sys_FreeLibrary(), and Sys_LoadDependency().

Variable Documentation

◆ libavcodec_dll

dllhandle_t libavcodec_dll = NULL

static

Definition at line 255 of file av_backend_libav.c.

Referenced by LibAV_LoadLibrary().

◆ libavcodecfuncs

dllfunction_t libavcodecfuncs[]

static

Definition at line 144 of file av_backend_libav.c.

{
    {"avcodec_find_decoder",                             (void **) &qavcodec_find_decoder},
    {"avcodec_find_decoder_by_name",                     (void **) &qavcodec_find_decoder_by_name},
    {"avcodec_default_get_buffer2",                      (void **) &qavcodec_default_get_buffer2},
    {"avcodec_align_dimensions",                         (void **) &qavcodec_align_dimensions},
    {"avcodec_align_dimensions2",                        (void **) &qavcodec_align_dimensions},
    {"avcodec_enum_to_chroma_pos",                       (void **) &qavcodec_enum_to_chroma_pos},
    {"avcodec_chroma_pos_to_enum",                       (void **) &qavcodec_chroma_pos_to_enum},
    {"avcodec_send_packet",                              (void **) &qavcodec_send_packet},
    {"avcodec_receive_frame",                            (void **) &qavcodec_receive_frame},
    {"avcodec_send_frame",                               (void **) &qavcodec_send_frame},
    {"avcodec_receive_packet",                           (void **) &qavcodec_receive_packet},
    {"avcodec_get_hw_frames_parameters",                 (void **) &qavcodec_get_hw_frames_parameters},
    {"avcodec_get_hw_config",                            (void **) &qavcodec_get_hw_config},
    {"av_codec_iterate",                                 (void **) &qav_codec_iterate},
    {"avcodec_version",                                  (void **) &qavcodec_version},
    {"avcodec_configuration",                            (void **) &qavcodec_configuration},
    {"avcodec_license",                                  (void **) &qavcodec_license},
    {"avcodec_alloc_context3",                           (void **) &qavcodec_alloc_context3},
    {"avcodec_free_context",                             (void **) &qavcodec_free_context},
    {"avcodec_get_context_defaults3",                    (void **) &qavcodec_get_context_defaults3},
    {"avcodec_get_class",                                (void **) &qavcodec_get_class},
    {"avcodec_get_frame_class",                          (void **) &qavcodec_get_frame_class},
    {"avcodec_get_subtitle_rect_class",                  (void **) &qavcodec_get_subtitle_rect_class},
    {"avcodec_parameters_alloc",                         (void **) &qavcodec_parameters_alloc},
    {"avcodec_parameters_free",                          (void **) &qavcodec_parameters_free},
    {"avcodec_parameters_copy",                          (void **) &qavcodec_parameters_copy},
    {"avcodec_parameters_from_context",                  (void **) &qavcodec_parameters_from_context},
    {"avcodec_parameters_to_context",                    (void **) &qavcodec_parameters_to_context},
    {"avcodec_open2",                                    (void **) &qavcodec_open2},
    {"avcodec_close",                                    (void **) &qavcodec_close},
    {"avsubtitle_free",                                  (void **) &qavsubtitle_free},
    {NULL, NULL}
};

Referenced by LibAV_LoadLibrary().

◆ libavformat_dll

dllhandle_t libavformat_dll = NULL

static

Definition at line 256 of file av_backend_libav.c.

Referenced by LibAV_LoadLibrary().

◆ libavformatfuncs

dllfunction_t libavformatfuncs[]

static

Definition at line 180 of file av_backend_libav.c.

{
    {"av_find_input_format",                             (void **) &qav_find_input_format},
    {"av_probe_input_format",                            (void **) &qav_probe_input_format},
    {"av_probe_input_format2",                           (void **) &qav_probe_input_format2},
    {"av_probe_input_format3",                           (void **) &qav_probe_input_format3},
    {"av_probe_input_buffer2",                           (void **) &qav_probe_input_buffer2},
    {"av_probe_input_buffer",                            (void **) &qav_probe_input_buffer},
    {"avformat_open_input",                              (void **) &qavformat_open_input},
    {"avformat_find_stream_info",                        (void **) &qavformat_find_stream_info},
    {"av_find_program_from_stream",                      (void **) &qav_find_program_from_stream},
    {"av_program_add_stream_index",                      (void **) &qav_program_add_stream_index},
    {"av_find_best_stream",                              (void **) &qav_find_best_stream},
    {"av_read_frame",                                    (void **) &qav_read_frame},
    {"av_seek_frame",                                    (void **) &qav_seek_frame},
    {"avformat_seek_file",                               (void **) &qavformat_seek_file},
    {"avformat_flush",                                   (void **) &qavformat_flush},
    {"av_read_play",                                     (void **) &qav_read_play},
    {"av_read_pause",                                    (void **) &qav_read_pause},
    {"avformat_close_input",                             (void **) &qavformat_close_input},
    {"avformat_write_header",                            (void **) &qavformat_write_header},
    {"avformat_init_output",                             (void **) &qavformat_init_output},
    {"av_write_frame",                                   (void **) &qav_write_frame},
    {"av_interleaved_write_frame",                       (void **) &qav_interleaved_write_frame},
    {"av_write_uncoded_frame",                           (void **) &qav_write_uncoded_frame},
    {"av_interleaved_write_uncoded_frame",               (void **) &qav_interleaved_write_uncoded_frame},
    {"av_write_uncoded_frame_query",                     (void **) &qav_write_uncoded_frame_query},
    {"av_write_trailer",                                 (void **) &qav_write_trailer},
    {"av_guess_format",                                  (void **) &qav_guess_format},
    {"av_guess_codec",                                   (void **) &qav_guess_codec},
    {"av_get_output_timestamp",                          (void **) &qav_get_output_timestamp},
    {"avformat_version",                                 (void **) &qavformat_version},
    {"avformat_configuration",                           (void **) &qavformat_configuration},
    {"avformat_license",                                 (void **) &qavformat_license},
    {"av_register_all",                                  (void **) &qav_register_all},
    {"av_register_input_format",                         (void **) &qav_register_input_format},
    {"av_register_output_format",                        (void **) &qav_register_output_format},
    {"avformat_network_init",                            (void **) &qavformat_network_init},
    {"avformat_network_deinit",                          (void **) &qavformat_network_deinit},
    {"av_iformat_next",                                  (void **) &qav_iformat_next},
    {"av_oformat_next",                                  (void **) &qav_oformat_next},
    {"avformat_alloc_context",                           (void **) &qavformat_alloc_context},
    {"avformat_free_context",                            (void **) &qavformat_free_context},
    {"avformat_get_class",                               (void **) &qavformat_get_class},
    {"avformat_new_stream",                              (void **) &qavformat_new_stream},
    {"av_stream_new_side_data",                          (void **) &qav_stream_new_side_data},
    {"av_stream_get_side_data",                          (void **) &qav_stream_get_side_data},
    {"av_new_program",                                   (void **) &qav_new_program},
    {"av_hex_dump",                                      (void **) &qav_hex_dump},
    {"av_hex_dump_log",                                  (void **) &qav_hex_dump_log},
    {"av_pkt_dump2",                                     (void **) &qav_pkt_dump2},
    {"av_pkt_dump_log2",                                 (void **) &qav_pkt_dump_log2},
    {"av_codec_get_id",                                  (void **) &qav_codec_get_id},
    {"av_codec_get_tag",                                 (void **) &qav_codec_get_tag},
    {"av_codec_get_tag2",                                (void **) &qav_codec_get_tag2},
    {"av_find_default_stream_index",                     (void **) &qav_find_default_stream_index},
    {"av_index_search_timestamp",                        (void **) &qav_index_search_timestamp},
    {"av_add_index_entry",                               (void **) &qav_add_index_entry},
    {"av_url_split",                                     (void **) &qav_url_split},
    {"av_dump_format",                                   (void **) &qav_dump_format},
    {"av_get_frame_filename2",                           (void **) &qav_get_frame_filename2},
    {"av_get_frame_filename",                            (void **) &qav_get_frame_filename},
    {"av_filename_number_test",                          (void **) &qav_filename_number_test},
    {"av_sdp_create",                                    (void **) &qav_sdp_create},
    {"av_match_ext",                                     (void **) &qav_match_ext},
    {"avformat_query_codec",                             (void **) &qavformat_query_codec},
    {"av_guess_sample_aspect_ratio",                     (void **) &qav_guess_sample_aspect_ratio},
    {"av_guess_frame_rate",                              (void **) &qav_guess_frame_rate},
    {"avformat_match_stream_specifier",                  (void **) &qavformat_match_stream_specifier},
    {"avformat_queue_attached_pictures",                 (void **) &qavformat_queue_attached_pictures},
    {"avformat_transfer_internal_stream_timing_info",    (void **) &qavformat_transfer_internal_stream_timing_info},
    {"av_stream_get_codec_timebase",                     (void **) &qav_stream_get_codec_timebase},
    {NULL, NULL}
};

Referenced by LibAV_LoadLibrary().

◆ qav_add_index_entry

int(* qav_add_index_entry) (AVStream *st, int64_t pos, int64_t timestamp, int size, int distance, int flags)	(	AVStream *	st,
		int64_t	pos,
		int64_t	timestamp,
		int	size,
		int	distance,
		int	flags )

Definition at line 128 of file av_backend_libav.c.

◆ qav_codec_get_id

enum AVCodecID(* qav_codec_get_id) (const struct AVCodecTag const tags, unsigned int tag)	(	const struct AVCodecTag const	tags,
		unsigned int	tag )

Definition at line 122 of file av_backend_libav.c.

◆ qav_codec_get_tag

unsigned int(* qav_codec_get_tag) (const struct AVCodecTag const tags, enum AVCodecID id)	(	const struct AVCodecTag const	tags,
		enum AVCodecID	id )

Definition at line 124 of file av_backend_libav.c.

◆ qav_codec_get_tag2

int(* qav_codec_get_tag2) (const struct AVCodecTag const tags, enum AVCodecID id, unsigned int *tag)	(	const struct AVCodecTag const	tags,
		enum AVCodecID	id,
		unsigned int *	tag )

Definition at line 125 of file av_backend_libav.c.

◆ qav_codec_iterate

const AVCodec *(* qav_codec_iterate) (void **opaque) ( void ** opaque )

Definition at line 47 of file av_backend_libav.c.

◆ qav_dump_format

void(* qav_dump_format) (AVFormatContext ic, int index, const char url, int is_output)	(	AVFormatContext *	ic,
		int	index,
		const char *	url,
		int	is_output )

Definition at line 130 of file av_backend_libav.c.

◆ qav_filename_number_test

int(* qav_filename_number_test) (const char *filename) ( const char * filename )

Definition at line 133 of file av_backend_libav.c.

◆ qav_find_best_stream

int(* qav_find_best_stream) (AVFormatContext ic, enum AVMediaType type, int wanted_stream_nb, int related_stream, AVCodec *decoder_ret, int flags)	(	AVFormatContext *	ic,
		enum AVMediaType	type,
		int	wanted_stream_nb,
		int	related_stream,
		AVCodec **	decoder_ret,
		int	flags )

Definition at line 77 of file av_backend_libav.c.

◆ qav_find_default_stream_index

int(* qav_find_default_stream_index) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 126 of file av_backend_libav.c.

◆ qav_find_input_format

AVInputFormat *(* qav_find_input_format) (const char *short_name) ( const char * short_name )

Definition at line 67 of file av_backend_libav.c.

◆ qav_find_program_from_stream

AVProgram ( qav_find_program_from_stream) (AVFormatContext ic, AVProgram last, int s)	(	AVFormatContext *	ic,
		AVProgram *	last,
		int	s )

Definition at line 75 of file av_backend_libav.c.

◆ qav_get_frame_filename

int(* qav_get_frame_filename) (char buf, int buf_size, const char path, int number)	(	char *	buf,
		int	buf_size,
		const char *	path,
		int	number )

Definition at line 132 of file av_backend_libav.c.

◆ qav_get_frame_filename2

int(* qav_get_frame_filename2) (char buf, int buf_size, const char path, int number, int flags)	(	char *	buf,
		int	buf_size,
		const char *	path,
		int	number,
		int	flags )

Definition at line 131 of file av_backend_libav.c.

◆ qav_get_output_timestamp

int(* qav_get_output_timestamp) (struct AVFormatContext s, int stream, int64_t dts, int64_t *wall)	(	struct AVFormatContext *	s,
		int	stream,
		int64_t *	dts,
		int64_t *	wall )

Definition at line 97 of file av_backend_libav.c.

◆ qav_guess_codec

enum AVCodecID(* qav_guess_codec) (AVOutputFormat fmt, const char short_name, const char filename, const char mime_type, enum AVMediaType type)	(	AVOutputFormat *	fmt,
		const char *	short_name,
		const char *	filename,
		const char *	mime_type,
		enum AVMediaType	type )

Definition at line 95 of file av_backend_libav.c.

◆ qav_guess_format

AVOutputFormat ( qav_guess_format) (const char short_name, const char filename, const char *mime_type)	(	const char *	short_name,
		const char *	filename,
		const char *	mime_type )

Definition at line 95 of file av_backend_libav.c.

◆ qav_guess_frame_rate

AVRational(* qav_guess_frame_rate) (AVFormatContext ctx, AVStream stream, AVFrame *frame)	(	AVFormatContext *	ctx,
		AVStream *	stream,
		AVFrame *	frame )

Definition at line 138 of file av_backend_libav.c.

◆ qav_guess_sample_aspect_ratio

AVRational(* qav_guess_sample_aspect_ratio) (AVFormatContext format, AVStream stream, AVFrame *frame)	(	AVFormatContext *	format,
		AVStream *	stream,
		AVFrame *	frame )

Definition at line 137 of file av_backend_libav.c.

◆ qav_hex_dump

void(* qav_hex_dump) (FILE f, const uint8_t buf, int size)	(	FILE *	f,
		const uint8_t *	buf,
		int	size )

Definition at line 119 of file av_backend_libav.c.

◆ qav_hex_dump_log

void(* qav_hex_dump_log) (void avcl, int level, const uint8_t buf, int size)	(	void *	avcl,
		int	level,
		const uint8_t *	buf,
		int	size )

Definition at line 120 of file av_backend_libav.c.

◆ qav_iformat_next

AVInputFormat *(* qav_iformat_next) (const AVInputFormat *f) ( const AVInputFormat * f )

Definition at line 108 of file av_backend_libav.c.

◆ qav_index_search_timestamp

int(* qav_index_search_timestamp) (AVStream *st, int64_t timestamp, int flags)	(	AVStream *	st,
		int64_t	timestamp,
		int	flags )

Definition at line 127 of file av_backend_libav.c.

◆ qav_interleaved_write_frame

int(* qav_interleaved_write_frame) (AVFormatContext s, AVPacket pkt)	(	AVFormatContext *	s,
		AVPacket *	pkt )

Definition at line 90 of file av_backend_libav.c.

◆ qav_interleaved_write_uncoded_frame

int(* qav_interleaved_write_uncoded_frame) (AVFormatContext s, int stream_index, AVFrame frame)	(	AVFormatContext *	s,
		int	stream_index,
		AVFrame *	frame )

Definition at line 92 of file av_backend_libav.c.

◆ qav_match_ext

int(* qav_match_ext) (const char filename, const char extensions)	(	const char *	filename,
		const char *	extensions )

Definition at line 135 of file av_backend_libav.c.

◆ qav_new_program

AVProgram ( qav_new_program) (AVFormatContext *s, int id)	(	AVFormatContext *	s,
		int	id )

Definition at line 116 of file av_backend_libav.c.

◆ qav_oformat_next

AVOutputFormat *(* qav_oformat_next) (const AVOutputFormat *f) ( const AVOutputFormat * f )

Definition at line 109 of file av_backend_libav.c.

◆ qav_pkt_dump2

void(* qav_pkt_dump2) (FILE f, const AVPacket pkt, int dump_payload, const AVStream *st)	(	FILE *	f,
		const AVPacket *	pkt,
		int	dump_payload,
		const AVStream *	st )

Definition at line 121 of file av_backend_libav.c.

◆ qav_pkt_dump_log2

void(* qav_pkt_dump_log2) (void avcl, int level, const AVPacket pkt, int dump_payload, const AVStream *st)	(	void *	avcl,
		int	level,
		const AVPacket *	pkt,
		int	dump_payload,
		const AVStream *	st )

Definition at line 122 of file av_backend_libav.c.

◆ qav_probe_input_buffer

int(* qav_probe_input_buffer) (AVIOContext pb, AVInputFormat fmt, const char url, void *logctx, unsigned int offset, unsigned int max_probe_size)	(	AVIOContext *	pb,
		AVInputFormat **	fmt,
		const char *	url,
		void *	logctx,
		unsigned int	offset,
		unsigned int	max_probe_size )

Definition at line 72 of file av_backend_libav.c.

◆ qav_probe_input_buffer2

int(* qav_probe_input_buffer2) (AVIOContext pb, AVInputFormat fmt, const char url, void *logctx, unsigned int offset, unsigned int max_probe_size)	(	AVIOContext *	pb,
		AVInputFormat **	fmt,
		const char *	url,
		void *	logctx,
		unsigned int	offset,
		unsigned int	max_probe_size )

Definition at line 71 of file av_backend_libav.c.

◆ qav_probe_input_format

AVInputFormat ( qav_probe_input_format) (AVProbeData *pd, int is_opened)	(	AVProbeData *	pd,
		int	is_opened )

Definition at line 68 of file av_backend_libav.c.

◆ qav_probe_input_format2

AVInputFormat ( qav_probe_input_format2) (AVProbeData pd, int is_opened, int score_max)	(	AVProbeData *	pd,
		int	is_opened,
		int *	score_max )

Definition at line 69 of file av_backend_libav.c.

◆ qav_probe_input_format3

AVInputFormat ( qav_probe_input_format3) (AVProbeData pd, int is_opened, int score_ret)	(	AVProbeData *	pd,
		int	is_opened,
		int *	score_ret )

Definition at line 70 of file av_backend_libav.c.

◆ qav_program_add_stream_index

void(* qav_program_add_stream_index) (AVFormatContext *ac, int progid, unsigned int idx)	(	AVFormatContext *	ac,
		int	progid,
		unsigned int	idx )

Definition at line 76 of file av_backend_libav.c.

◆ qav_read_frame

int(* qav_read_frame) (AVFormatContext s, AVPacket pkt)	(	AVFormatContext *	s,
		AVPacket *	pkt )

Definition at line 78 of file av_backend_libav.c.

◆ qav_read_pause

int(* qav_read_pause) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 83 of file av_backend_libav.c.

◆ qav_read_play

int(* qav_read_play) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 82 of file av_backend_libav.c.

◆ qav_register_all

void(* qav_register_all) (void) ( void )

Definition at line 103 of file av_backend_libav.c.

◆ qav_register_input_format

void(* qav_register_input_format) (AVInputFormat *format) ( AVInputFormat * format )

Definition at line 104 of file av_backend_libav.c.

◆ qav_register_output_format

void(* qav_register_output_format) (AVOutputFormat *format) ( AVOutputFormat * format )

Definition at line 105 of file av_backend_libav.c.

◆ qav_sdp_create

int(* qav_sdp_create) (AVFormatContext ac[], int n_files, char buf, int size)	(	AVFormatContext *	ac[],
		int	n_files,
		char *	buf,
		int	size )

Definition at line 134 of file av_backend_libav.c.

◆ qav_seek_frame

int(* qav_seek_frame) (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)	(	AVFormatContext *	s,
		int	stream_index,
		int64_t	timestamp,
		int	flags )

Definition at line 79 of file av_backend_libav.c.

◆ qav_stream_get_codec_timebase

AVRational(* qav_stream_get_codec_timebase) (const AVStream *st) ( const AVStream * st )

Definition at line 142 of file av_backend_libav.c.

◆ qav_stream_get_side_data

uint8_t ( qav_stream_get_side_data) (const AVStream stream, enum AVPacketSideDataType type, int size)	(	const AVStream *	stream,
		enum AVPacketSideDataType	type,
		int *	size )

Definition at line 115 of file av_backend_libav.c.

◆ qav_stream_new_side_data

uint8_t ( qav_stream_new_side_data) (AVStream *stream, enum AVPacketSideDataType type, int size)	(	AVStream *	stream,
		enum AVPacketSideDataType	type,
		int	size )

Definition at line 114 of file av_backend_libav.c.

◆ qav_url_split

void(* qav_url_split) (char proto, int proto_size, char authorization, int authorization_size, char hostname, int hostname_size, int port_ptr, char path, int path_size, const char url)	(	char *	proto,
		int	proto_size,
		char *	authorization,
		int	authorization_size,
		char *	hostname,
		int	hostname_size,
		int *	port_ptr,
		char *	path,
		int	path_size,
		const char *	url )

Definition at line 129 of file av_backend_libav.c.

◆ qav_write_frame

int(* qav_write_frame) (AVFormatContext s, AVPacket pkt)	(	AVFormatContext *	s,
		AVPacket *	pkt )

Definition at line 89 of file av_backend_libav.c.

◆ qav_write_trailer

int(* qav_write_trailer) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 94 of file av_backend_libav.c.

◆ qav_write_uncoded_frame

int(* qav_write_uncoded_frame) (AVFormatContext s, int stream_index, AVFrame frame)	(	AVFormatContext *	s,
		int	stream_index,
		AVFrame *	frame )

Definition at line 91 of file av_backend_libav.c.

◆ qav_write_uncoded_frame_query

int(* qav_write_uncoded_frame_query) (AVFormatContext *s, int stream_index)	(	AVFormatContext *	s,
		int	stream_index )

Definition at line 93 of file av_backend_libav.c.

◆ qavcodec_align_dimensions

void(* qavcodec_align_dimensions) (AVCodecContext s, int width, int *height)	(	AVCodecContext *	s,
		int *	width,
		int *	height )

Definition at line 30 of file av_backend_libav.c.

◆ qavcodec_align_dimensions2

void(* qavcodec_align_dimensions2) (AVCodecContext s, int width, int *height, int linesize_align[AV_NUM_DATA_POINTERS])	(	AVCodecContext *	s,
		int *	width,
		int *	height,
		int	linesize_align[AV_NUM_DATA_POINTERS] )

Definition at line 31 of file av_backend_libav.c.

◆ qavcodec_alloc_context3

AVCodecContext *(* qavcodec_alloc_context3) (const AVCodec *codec) ( const AVCodec * codec )

Definition at line 51 of file av_backend_libav.c.

◆ qavcodec_chroma_pos_to_enum

enum AVChromaLocation(* qavcodec_chroma_pos_to_enum) (int xpos, int ypos)	(	int	xpos,
		int	ypos )

Definition at line 32 of file av_backend_libav.c.

◆ qavcodec_close

int(* qavcodec_close) (AVCodecContext *avctx) ( AVCodecContext * avctx )

Definition at line 63 of file av_backend_libav.c.

◆ qavcodec_configuration

const char *(* qavcodec_configuration) (void) ( void )

Definition at line 49 of file av_backend_libav.c.

◆ qavcodec_default_get_buffer2

int(* qavcodec_default_get_buffer2) (AVCodecContext s, AVFrame frame, int flags)	(	AVCodecContext *	s,
		AVFrame *	frame,
		int	flags )

Definition at line 29 of file av_backend_libav.c.

◆ qavcodec_encode_subtitle

int(* qavcodec_encode_subtitle) (AVCodecContext avctx, uint8_t buf, int buf_size, const AVSubtitle *sub)	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size,
		const AVSubtitle *	sub )

Definition at line 43 of file av_backend_libav.c.

◆ qavcodec_enum_to_chroma_pos

int(* qavcodec_enum_to_chroma_pos) (int xpos, int ypos, enum AVChromaLocation pos)	(	int *	xpos,
		int *	ypos,
		enum AVChromaLocation	pos )

Definition at line 32 of file av_backend_libav.c.

◆ qavcodec_find_decoder

AVCodec *(* qavcodec_find_decoder) (enum AVCodecID id) ( enum AVCodecID id )

Definition at line 27 of file av_backend_libav.c.

◆ qavcodec_find_decoder_by_name

AVCodec *(* qavcodec_find_decoder_by_name) (const char *name) ( const char * name )

Definition at line 28 of file av_backend_libav.c.

◆ qavcodec_find_encoder

AVCodec *(* qavcodec_find_encoder) (enum AVCodecID id) ( enum AVCodecID id )

Definition at line 41 of file av_backend_libav.c.

◆ qavcodec_find_encoder_by_name

AVCodec *(* qavcodec_find_encoder_by_name) (const char *name) ( const char * name )

Definition at line 42 of file av_backend_libav.c.

◆ qavcodec_free_context

void(* qavcodec_free_context) (AVCodecContext **avctx) ( AVCodecContext ** avctx )

Definition at line 52 of file av_backend_libav.c.

◆ qavcodec_get_class

const AVClass *(* qavcodec_get_class) (void) ( void )

Definition at line 54 of file av_backend_libav.c.

◆ qavcodec_get_context_defaults3

int(* qavcodec_get_context_defaults3) (AVCodecContext s, const AVCodec codec)	(	AVCodecContext *	s,
		const AVCodec *	codec )

Definition at line 53 of file av_backend_libav.c.

◆ qavcodec_get_frame_class

const AVClass *(* qavcodec_get_frame_class) (void) ( void )

Definition at line 55 of file av_backend_libav.c.

◆ qavcodec_get_hw_config

const AVCodecHWConfig ( qavcodec_get_hw_config) (const AVCodec *codec, int index)	(	const AVCodec *	codec,
		int	index )

Definition at line 46 of file av_backend_libav.c.

◆ qavcodec_get_hw_frames_parameters

int(* qavcodec_get_hw_frames_parameters) (AVCodecContext avctx, AVBufferRef device_ref, enum AVPixelFormat hw_pix_fmt, AVBufferRef **out_frames_ref)	(	AVCodecContext *	avctx,
		AVBufferRef *	device_ref,
		enum AVPixelFormat	hw_pix_fmt,
		AVBufferRef **	out_frames_ref )

Definition at line 38 of file av_backend_libav.c.

◆ qavcodec_get_subtitle_rect_class

const AVClass *(* qavcodec_get_subtitle_rect_class) (void) ( void )

Definition at line 56 of file av_backend_libav.c.

◆ qavcodec_license

const char *(* qavcodec_license) (void) ( void )

Definition at line 50 of file av_backend_libav.c.

◆ qavcodec_open2

int(* qavcodec_open2) (AVCodecContext avctx, const AVCodec codec, AVDictionary **options)	(	AVCodecContext *	avctx,
		const AVCodec *	codec,
		AVDictionary **	options )

Definition at line 62 of file av_backend_libav.c.

◆ qavcodec_parameters_alloc

AVCodecParameters *(* qavcodec_parameters_alloc) (void) ( void )

Definition at line 57 of file av_backend_libav.c.

◆ qavcodec_parameters_copy

int(* qavcodec_parameters_copy) (AVCodecParameters dst, const AVCodecParameters src)	(	AVCodecParameters *	dst,
		const AVCodecParameters *	src )

Definition at line 59 of file av_backend_libav.c.

◆ qavcodec_parameters_free

void(* qavcodec_parameters_free) (AVCodecParameters **par) ( AVCodecParameters ** par )

Definition at line 58 of file av_backend_libav.c.

◆ qavcodec_parameters_from_context

int(* qavcodec_parameters_from_context) (AVCodecParameters par, const AVCodecContext codec)	(	AVCodecParameters *	par,
		const AVCodecContext *	codec )

Definition at line 60 of file av_backend_libav.c.

◆ qavcodec_parameters_to_context

int(* qavcodec_parameters_to_context) (AVCodecContext codec, const AVCodecParameters par)	(	AVCodecContext *	codec,
		const AVCodecParameters *	par )

Definition at line 61 of file av_backend_libav.c.

◆ qavcodec_receive_frame

int(* qavcodec_receive_frame) (AVCodecContext avctx, AVFrame frame)	(	AVCodecContext *	avctx,
		AVFrame *	frame )

Definition at line 35 of file av_backend_libav.c.

◆ qavcodec_receive_packet

int(* qavcodec_receive_packet) (AVCodecContext avctx, AVPacket avpkt)	(	AVCodecContext *	avctx,
		AVPacket *	avpkt )

Definition at line 37 of file av_backend_libav.c.

◆ qavcodec_send_frame

int(* qavcodec_send_frame) (AVCodecContext avctx, const AVFrame frame)	(	AVCodecContext *	avctx,
		const AVFrame *	frame )

Definition at line 36 of file av_backend_libav.c.

◆ qavcodec_send_packet

int(* qavcodec_send_packet) (AVCodecContext avctx, const AVPacket avpkt)	(	AVCodecContext *	avctx,
		const AVPacket *	avpkt )

Definition at line 34 of file av_backend_libav.c.

◆ qavcodec_version

unsigned(* qavcodec_version) (void) ( void )

Definition at line 48 of file av_backend_libav.c.

◆ qavformat_alloc_context

AVFormatContext *(* qavformat_alloc_context) (void) ( void )

Definition at line 110 of file av_backend_libav.c.

◆ qavformat_close_input

void(* qavformat_close_input) (AVFormatContext **s) ( AVFormatContext ** s )

Definition at line 84 of file av_backend_libav.c.

◆ qavformat_configuration

const char *(* qavformat_configuration) (void) ( void )

Definition at line 101 of file av_backend_libav.c.

◆ qavformat_find_stream_info

int(* qavformat_find_stream_info) (AVFormatContext ic, AVDictionary *options)	(	AVFormatContext *	ic,
		AVDictionary **	options )

Definition at line 74 of file av_backend_libav.c.

◆ qavformat_flush

int(* qavformat_flush) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 81 of file av_backend_libav.c.

◆ qavformat_free_context

void(* qavformat_free_context) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 111 of file av_backend_libav.c.

◆ qavformat_get_class

const AVClass *(* qavformat_get_class) (void) ( void )

Definition at line 112 of file av_backend_libav.c.

◆ qavformat_init_output

av_warn_unused_result int(* qavformat_init_output) (AVFormatContext s, AVDictionary *options)	(	AVFormatContext *	s,
		AVDictionary **	options )

Definition at line 88 of file av_backend_libav.c.

◆ qavformat_license

const char *(* qavformat_license) (void) ( void )

Definition at line 102 of file av_backend_libav.c.

◆ qavformat_match_stream_specifier

int(* qavformat_match_stream_specifier) (AVFormatContext s, AVStream st, const char *spec)	(	AVFormatContext *	s,
		AVStream *	st,
		const char *	spec )

Definition at line 139 of file av_backend_libav.c.

◆ qavformat_network_deinit

int(* qavformat_network_deinit) (void) ( void )

Definition at line 107 of file av_backend_libav.c.

◆ qavformat_network_init

int(* qavformat_network_init) (void) ( void )

Definition at line 106 of file av_backend_libav.c.

◆ qavformat_new_stream

AVStream ( qavformat_new_stream) (AVFormatContext s, const AVCodec c)	(	AVFormatContext *	s,
		const AVCodec *	c )

Definition at line 113 of file av_backend_libav.c.

◆ qavformat_open_input

int(* qavformat_open_input) (AVFormatContext *ps, const char url, AVInputFormat fmt, AVDictionary *options)	(	AVFormatContext **	ps,
		const char *	url,
		AVInputFormat *	fmt,
		AVDictionary **	options )

Definition at line 73 of file av_backend_libav.c.

◆ qavformat_query_codec

int(* qavformat_query_codec) (const AVOutputFormat *ofmt, enum AVCodecID codec_id, int std_compliance)	(	const AVOutputFormat *	ofmt,
		enum AVCodecID	codec_id,
		int	std_compliance )

Definition at line 136 of file av_backend_libav.c.

◆ qavformat_queue_attached_pictures

int(* qavformat_queue_attached_pictures) (AVFormatContext *s) ( AVFormatContext * s )

Definition at line 140 of file av_backend_libav.c.

◆ qavformat_seek_file

int(* qavformat_seek_file) (AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)	(	AVFormatContext *	s,
		int	stream_index,
		int64_t	min_ts,
		int64_t	ts,
		int64_t	max_ts,
		int	flags )

Definition at line 80 of file av_backend_libav.c.

◆ qavformat_transfer_internal_stream_timing_info

int(* qavformat_transfer_internal_stream_timing_info) (const AVOutputFormat ofmt, AVStream ost, const AVStream *ist, enum AVTimebaseSource copy_tb)	(	const AVOutputFormat *	ofmt,
		AVStream *	ost,
		const AVStream *	ist,
		enum AVTimebaseSource	copy_tb )

Definition at line 141 of file av_backend_libav.c.

◆ qavformat_version

unsigned(* qavformat_version) (void) ( void )

Definition at line 100 of file av_backend_libav.c.

◆ qavformat_write_header

av_warn_unused_result int(* qavformat_write_header) (AVFormatContext s, AVDictionary *options)	(	AVFormatContext *	s,
		AVDictionary **	options )

Definition at line 87 of file av_backend_libav.c.

◆ qavsubtitle_free

void(* qavsubtitle_free) (AVSubtitle *sub) ( AVSubtitle * sub )

Definition at line 64 of file av_backend_libav.c.

Functions

Variables

Function Documentation

◆ LibAV_LoadLibrary()

Variable Documentation

◆ libavcodec_dll

◆ libavcodecfuncs

◆ libavformat_dll

◆ libavformatfuncs

◆ qav_add_index_entry

◆ qav_codec_get_id

◆ qav_codec_get_tag

◆ qav_codec_get_tag2

◆ qav_codec_iterate

◆ qav_dump_format

◆ qav_filename_number_test

◆ qav_find_best_stream

◆ qav_find_default_stream_index

◆ qav_find_input_format

◆ qav_find_program_from_stream

◆ qav_get_frame_filename

◆ qav_get_frame_filename2

◆ qav_get_output_timestamp

◆ qav_guess_codec

◆ qav_guess_format

◆ qav_guess_frame_rate

◆ qav_guess_sample_aspect_ratio

◆ qav_hex_dump

◆ qav_hex_dump_log

◆ qav_iformat_next

◆ qav_index_search_timestamp

◆ qav_interleaved_write_frame

◆ qav_interleaved_write_uncoded_frame

◆ qav_match_ext

◆ qav_new_program

◆ qav_oformat_next

◆ qav_pkt_dump2

◆ qav_pkt_dump_log2

◆ qav_probe_input_buffer

◆ qav_probe_input_buffer2

◆ qav_probe_input_format

◆ qav_probe_input_format2

◆ qav_probe_input_format3

◆ qav_program_add_stream_index

◆ qav_read_frame

◆ qav_read_pause

◆ qav_read_play

◆ qav_register_all

◆ qav_register_input_format

◆ qav_register_output_format

◆ qav_sdp_create

◆ qav_seek_frame

◆ qav_stream_get_codec_timebase

◆ qav_stream_get_side_data

◆ qav_stream_new_side_data

◆ qav_url_split

◆ qav_write_frame

◆ qav_write_trailer

◆ qav_write_uncoded_frame

◆ qav_write_uncoded_frame_query

◆ qavcodec_align_dimensions

◆ qavcodec_align_dimensions2

◆ qavcodec_alloc_context3

◆ qavcodec_chroma_pos_to_enum

◆ qavcodec_close

◆ qavcodec_configuration

◆ qavcodec_default_get_buffer2

◆ qavcodec_encode_subtitle

◆ qavcodec_enum_to_chroma_pos

◆ qavcodec_find_decoder

◆ qavcodec_find_decoder_by_name

◆ qavcodec_find_encoder

◆ qavcodec_find_encoder_by_name

◆ qavcodec_free_context

◆ qavcodec_get_class

◆ qavcodec_get_context_defaults3

◆ qavcodec_get_frame_class

◆ qavcodec_get_hw_config

◆ qavcodec_get_hw_frames_parameters

◆ qavcodec_get_subtitle_rect_class