codec_par.c File Reference

AVCodecParameters functions for libavcodec. More...

#include <string.h>
#include "libavutil/mem.h"
#include "avcodec.h"
#include "codec_par.h"
#include "packet.h"

Go to the source code of this file.

Functions
static void	codec_parameters_reset (AVCodecParameters *par)
AVCodecParameters *	avcodec_parameters_alloc (void)
void	avcodec_parameters_free (AVCodecParameters **ppar)
static int	codec_parameters_copy_side_data (AVPacketSideData **pdst, int *pnb_dst, const AVPacketSideData *src, int nb_src)
int	avcodec_parameters_copy (AVCodecParameters *dst, const AVCodecParameters *src)
int	avcodec_parameters_from_context (AVCodecParameters *par, const AVCodecContext *codec)
int	avcodec_parameters_to_context (AVCodecContext *codec, const AVCodecParameters *par)

Detailed Description

AVCodecParameters functions for libavcodec.

Definition in file codec_par.c.

Function Documentation

codec_parameters_reset()

static void codec_parameters_reset ( AVCodecParameters * par )

static

Definition at line 32 of file codec_par.c.

Referenced by AVCodecParameters::avcodec_parameters_alloc(), AVCodecParameters::avcodec_parameters_copy(), AVCodecParameters::avcodec_parameters_free(), and AVCodecParameters::avcodec_parameters_from_context().

avcodec_parameters_alloc()

AVCodecParameters * avcodec_parameters_alloc ( void )

related

Definition at line 57 of file codec_par.c.

Referenced by audio_element_obu(), av_bsf_alloc(), avformat_new_stream(), codec_close(), encode_frame(), ff_bsf_config_links(), ff_frame_thread_encoder_init(), ff_mov_init_hinting(), flv_read_packet(), frame_data_ensure(), ist_add(), mov_create_chapter_track(), mov_create_timecode_track(), ost_add(), parameters_from_context(), and preinit().

avcodec_parameters_free()

void avcodec_parameters_free ( AVCodecParameters ** ppar )

related

Definition at line 67 of file codec_par.c.

Referenced by av_bsf_free(), codec_close(), encode_frame(), ff_frame_thread_encoder_init(), ff_free_stream(), ff_iamf_free_audio_element(), ff_mov_close_hinting(), ff_mov_init_hinting(), flv_read_packet(), frame_data_free(), ist_free(), link_free(), mov_free(), ost_free(), parameters_from_context(), and uninit().

codec_parameters_copy_side_data()

static int codec_parameters_copy_side_data ( AVPacketSideData ** pdst, int * pnb_dst, const AVPacketSideData * src, int nb_src )

static

Definition at line 78 of file codec_par.c.

Referenced by AVCodecParameters::avcodec_parameters_copy(), AVCodecParameters::avcodec_parameters_from_context(), and avcodec_parameters_to_context().

avcodec_parameters_copy()

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

related

Examples

remux.c, and transcode.c.

Definition at line 107 of file codec_par.c.

Referenced by asfrtp_parse_sdp_line(), av1_read_header(), av_bsf_init(), av_bsf_source_parameters_set(), bsf_init(), bsf_list_init(), config_props(), copy_stream_props(), create_rtp_muxer(), dash_init(), detect_stream_specific(), evc_read_header(), extract_extradata_init(), ff_bsf_config_links(), ff_rtp_chain_mux_open(), ff_stream_add_bitstream_filter(), frame_data_ensure(), hds_write_header(), hls_mux_init(), iamf_read_header(), ism_write_header(), ist_add(), main(), mov_init_ttml_writer(), mpegts_init(), open_demux_for_component(), open_output_file(), open_slave(), parameters_from_context(), read_gab2_sub(), rtp_mpegts_write_header(), sap_fetch_packet(), sap_read_header(), set_stream_info_from_input_stream(), stream_params_copy(), and write_muxed_file().

avcodec_parameters_from_context()

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

related

Examples

mux.c, qsv_transcode.c, transcode.c, transcode_aac.c, and vaapi_transcode.c.

Definition at line 138 of file codec_par.c.

Referenced by aom_init(), codec_close(), dec_enc(), dec_enc(), decode_bsfs_init(), encode_frame(), ff_frame_thread_encoder_init(), mediacodec_init_bsf(), of_stream_init(), open_audio(), open_output_file(), open_output_file(), open_video(), parameters_from_context(), qsv_enc_init(), and streamcopy_init().

avcodec_parameters_to_context()

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

Examples

decode_filter_audio.c, decode_filter_video.c, demux_decode.c, extract_mvs.c, hw_decode.c, qsv_transcode.c, transcode.c, transcode_aac.c, and vaapi_transcode.c.

Definition at line 206 of file codec_par.c.

Referenced by avformat_find_stream_info(), codec_close(), dash_init(), dec_open(), ds_open(), dump_stream_format(), dump_stream_group(), dump_stream_meta(), ff_frame_thread_encoder_init(), ff_load_image(), flac_read_timestamp(), main(), old_flac_header(), open_codec_context(), open_codec_context(), open_input_file(), open_input_file(), open_input_file(), open_input_file(), open_input_file(), open_input_file(), open_input_file(), open_stream(), read_frame_internal(), seek_test(), stream_component_open(), streamcopy_init(), update_stream_avctx(), video_decode(), and video_decode_example().