#include "config.h"
#include <stdatomic.h>
#include <stdint.h>
#include <stdio.h>
#include <signal.h>
#include "cmdutils.h"
#include "sync_queue.h"
#include "libavformat/avformat.h"
#include "libavformat/avio.h"
#include "libavcodec/avcodec.h"
#include "libavcodec/bsf.h"
#include "libavfilter/avfilter.h"
#include "libavutil/avutil.h"
#include "libavutil/dict.h"
#include "libavutil/eval.h"
#include "libavutil/fifo.h"
#include "libavutil/hwcontext.h"
#include "libavutil/pixfmt.h"
#include "libavutil/rational.h"
#include "libavutil/thread.h"
#include "libavutil/threadmessage.h"
#include "libswresample/swresample.h"

Data Structures
struct	HWDevice

struct	StreamMap

struct	AudioChannelMap

struct	OptionsContext

struct	InputFilter

struct	OutputFilter

struct	FilterGraph

struct	InputStream

struct	InputStream::sub2video

struct	LastFrameDuration

struct	InputFile

struct	EncStatsComponent

struct	EncStats

struct	KeyframeForceCtx

struct	OutputStream

struct	OutputFile

Macros
#define	FFMPEG_OPT_PSNR 1

#define	FFMPEG_OPT_MAP_CHANNEL 1

#define	FFMPEG_OPT_MAP_SYNC 1

#define	FFMPEG_ROTATION_METADATA 1

#define	MAX_STREAMS 1024 /* arbitrary sanity check value */

#define	DECODING_FOR_OST 1

#define	DECODING_FOR_FILTER 2

#define	ABORT_ON_FLAG_EMPTY_OUTPUT (1 << 0)

#define	ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM (1 << 1)

#define	SPECIFIER_OPT_FMT_str "%s"

#define	SPECIFIER_OPT_FMT_i "%i"

#define	SPECIFIER_OPT_FMT_i64 "%"PRId64

#define	SPECIFIER_OPT_FMT_ui64 "%"PRIu64

#define	SPECIFIER_OPT_FMT_f "%f"

#define	SPECIFIER_OPT_FMT_dbl "%lf"

#define	WARN_MULTIPLE_OPT_USAGE(name, type, so, st)

#define	MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)

#define	MATCH_PER_TYPE_OPT(name, type, outvar, fmtctx, mediatype)

Enumerations
enum	VideoSyncMethod { VSYNC_AUTO = -1, VSYNC_PASSTHROUGH, VSYNC_CFR, VSYNC_VFR, VSYNC_VSCFR, VSYNC_DROP }

enum	HWAccelID { HWACCEL_NONE = 0, HWACCEL_AUTO, HWACCEL_GENERIC }

enum	forced_keyframes_const { FKF_N, FKF_N_FORCED, FKF_PREV_FORCED_N, FKF_PREV_FORCED_T, FKF_T, FKF_NB }

enum	EncStatsType { ENC_STATS_LITERAL = 0, ENC_STATS_FILE_IDX, ENC_STATS_STREAM_IDX, ENC_STATS_FRAME_NUM, ENC_STATS_FRAME_NUM_IN, ENC_STATS_TIMEBASE, ENC_STATS_TIMEBASE_IN, ENC_STATS_PTS, ENC_STATS_PTS_TIME, ENC_STATS_PTS_IN, ENC_STATS_PTS_TIME_IN, ENC_STATS_DTS, ENC_STATS_DTS_TIME, ENC_STATS_SAMPLE_NUM, ENC_STATS_NB_SAMPLES, ENC_STATS_PKT_SIZE, ENC_STATS_BITRATE, ENC_STATS_AVG_BITRATE }

enum	OSTFinished { ENCODER_FINISHED = 1, MUXER_FINISHED = 2 }

enum	{ KF_FORCE_SOURCE = 1, KF_FORCE_SOURCE_NO_DROP = 2 }

Functions
void	term_init (void)

void	term_exit (void)

void	show_usage (void)

void	remove_avoptions (AVDictionary *a, AVDictionary b)

void	assert_avoptions (AVDictionary *m)

void	assert_file_overwrite (const char *filename)

char *	file_read (const char *filename)

AVDictionary *	strip_specifiers (const AVDictionary *dict)

const AVCodec *	find_codec_or_die (void logctx, const char name, enum AVMediaType type, int encoder)

int	parse_and_set_vsync (const char arg, int vsync_var, int file_idx, int st_idx, int is_global)

int	configure_filtergraph (FilterGraph *fg)

void	check_filter_outputs (void)

int	filtergraph_is_simple (FilterGraph *fg)

int	init_simple_filtergraph (InputStream ist, OutputStream ost)

int	init_complex_filtergraph (FilterGraph *fg)

void	sub2video_update (InputStream ist, int64_t heartbeat_pts, AVSubtitle sub)

int	ifilter_parameters_from_frame (InputFilter ifilter, const AVFrame frame)

int	ffmpeg_parse_options (int argc, char **argv)

void	enc_stats_write (OutputStream ost, EncStats es, const AVFrame frame, const AVPacket pkt, uint64_t frame_num)

HWDevice *	hw_device_get_by_name (const char *name)

int	hw_device_init_from_string (const char arg, HWDevice *dev)

void	hw_device_free_all (void)

int	hw_device_setup_for_decode (InputStream *ist)

int	hw_device_setup_for_encode (OutputStream *ost)

int	hw_device_setup_for_filter (FilterGraph *fg)

int	hwaccel_decode_init (AVCodecContext *avctx)

int	of_stream_init (OutputFile of, OutputStream ost)

int	of_write_trailer (OutputFile *of)

int	of_open (const OptionsContext o, const char filename)

void	of_close (OutputFile **pof)

void	of_enc_stats_close (void)

void	of_output_packet (OutputFile of, AVPacket pkt, OutputStream *ost, int eof)

int64_t	of_filesize (OutputFile *of)

int	ifile_open (const OptionsContext o, const char filename)

void	ifile_close (InputFile **f)

int	ifile_get_packet (InputFile f, AVPacket *pkt)
	Get next input packet from the demuxer. More...

InputStream *	ist_iter (InputStream *prev)

Variables
const char *const	forced_keyframes_const_names []

InputFile **	input_files

int	nb_input_files

OutputFile **	output_files

int	nb_output_files

FilterGraph **	filtergraphs

int	nb_filtergraphs

char *	vstats_filename

char *	sdp_filename

float	audio_drift_threshold

float	dts_delta_threshold

float	dts_error_threshold

enum VideoSyncMethod	video_sync_method

float	frame_drop_threshold

int	do_benchmark

int	do_benchmark_all

int	do_hex_dump

int	do_pkt_dump

int	copy_ts

int	start_at_zero

int	copy_tb

int	debug_ts

int	exit_on_error

int	abort_on_flags

int	print_stats

int64_t	stats_period

int	qp_hist

int	stdin_interaction

AVIOContext *	progress_avio

float	max_error_rate

char *	filter_nbthreads

int	filter_complex_nbthreads

int	vstats_version

int	auto_conversion_filters

const AVIOInterruptCB	int_cb

const OptionDef	options []

HWDevice *	filter_hw_device

unsigned	nb_output_dumped

int	main_return_code

int	ignore_unknown_streams

int	copy_unknown_streams

int	recast_media

int	do_psnr

const char *const	opt_name_codec_names []

const char *const	opt_name_codec_tags []

const char *const	opt_name_frame_rates []

const char *const	opt_name_top_field_first []

Macro Definition Documentation

◆ FFMPEG_OPT_PSNR

#define FFMPEG_OPT_PSNR 1

Definition at line 53 of file ffmpeg.h.

◆ FFMPEG_OPT_MAP_CHANNEL

#define FFMPEG_OPT_MAP_CHANNEL 1

Definition at line 54 of file ffmpeg.h.

◆ FFMPEG_OPT_MAP_SYNC

#define FFMPEG_OPT_MAP_SYNC 1

Definition at line 55 of file ffmpeg.h.

◆ FFMPEG_ROTATION_METADATA

#define FFMPEG_ROTATION_METADATA 1

Definition at line 56 of file ffmpeg.h.

◆ MAX_STREAMS

#define MAX_STREAMS 1024 /* arbitrary sanity check value */

Definition at line 67 of file ffmpeg.h.

◆ DECODING_FOR_OST

#define DECODING_FOR_OST 1

Definition at line 341 of file ffmpeg.h.

◆ DECODING_FOR_FILTER

#define DECODING_FOR_FILTER 2

Definition at line 342 of file ffmpeg.h.

◆ ABORT_ON_FLAG_EMPTY_OUTPUT

#define ABORT_ON_FLAG_EMPTY_OUTPUT (1 << 0)

Definition at line 496 of file ffmpeg.h.

◆ ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM

#define ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM (1 << 1)

Definition at line 497 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_str

#define SPECIFIER_OPT_FMT_str "%s"

Definition at line 856 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_i

#define SPECIFIER_OPT_FMT_i "%i"

Definition at line 857 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_i64

#define SPECIFIER_OPT_FMT_i64 "%"PRId64

Definition at line 858 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_ui64

#define SPECIFIER_OPT_FMT_ui64 "%"PRIu64

Definition at line 859 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_f

#define SPECIFIER_OPT_FMT_f "%f"

Definition at line 860 of file ffmpeg.h.

◆ SPECIFIER_OPT_FMT_dbl

#define SPECIFIER_OPT_FMT_dbl "%lf"

Definition at line 861 of file ffmpeg.h.

◆ WARN_MULTIPLE_OPT_USAGE

#define WARN_MULTIPLE_OPT_USAGE	(	name,
		type,
		so,
		st
	)

Value:

{\
    char namestr[128] = "";\
    const char *spec = so->specifier && so->specifier[0] ? so->specifier : "";\
    for (int _i = 0; opt_name_##name[_i]; _i++)\
        av_strlcatf(namestr, sizeof(namestr), "-%s%s", opt_name_##name[_i], opt_name_##name[_i+1] ? (opt_name_##name[_i+2] ? ", " : " or ") : "");\
    av_log(NULL, AV_LOG_WARNING, "Multiple %s options specified for stream %d, only the last option '-%s%s%s "SPECIFIER_OPT_FMT_##type"' will be used.\n",\
           namestr, st->index, opt_name_##name[0], spec[0] ? ":" : "", spec, so->u.type);\
}

Definition at line 863 of file ffmpeg.h.

◆ MATCH_PER_STREAM_OPT

#define MATCH_PER_STREAM_OPT	(	name,
		type,
		outvar,
		fmtctx,
		st
	)

Value:

{\
    int _ret, _matches = 0;\
    SpecifierOpt *so;\
    for (int _i = 0; _i < o->nb_ ## name; _i++) {\
        char *spec = o->name[_i].specifier;\
        if ((_ret = check_stream_specifier(fmtctx, st, spec)) > 0) {\
            outvar = o->name[_i].u.type;\
            so = &o->name[_i];\
            _matches++;\
        } else if (_ret < 0)\
            exit_program(1);\
    }\
    if (_matches > 1)\
       WARN_MULTIPLE_OPT_USAGE(name, type, so, st);\
}

Definition at line 873 of file ffmpeg.h.

◆ MATCH_PER_TYPE_OPT

#define MATCH_PER_TYPE_OPT	(	name,
		type,
		outvar,
		fmtctx,
		mediatype
	)

Value:

{\
    int i;\
    for (i = 0; i < o->nb_ ## name; i++) {\
        char *spec = o->name[i].specifier;\
        if (!strcmp(spec, mediatype))\
            outvar = o->name[i].u.type;\
    }\
}

Definition at line 890 of file ffmpeg.h.

Enumeration Type Documentation

◆ VideoSyncMethod

enum VideoSyncMethod

Enumerator
VSYNC_AUTO
VSYNC_PASSTHROUGH
VSYNC_CFR
VSYNC_VFR
VSYNC_VSCFR
VSYNC_DROP

Definition at line 58 of file ffmpeg.h.

◆ HWAccelID

enum HWAccelID

Enumerator
HWACCEL_NONE
HWACCEL_AUTO
HWACCEL_GENERIC

Definition at line 69 of file ffmpeg.h.

◆ forced_keyframes_const

enum forced_keyframes_const

Enumerator
FKF_N
FKF_N_FORCED
FKF_PREV_FORCED_N
FKF_PREV_FORCED_T
FKF_T
FKF_NB

Definition at line 487 of file ffmpeg.h.

◆ EncStatsType

enum EncStatsType

Enumerator
ENC_STATS_LITERAL
ENC_STATS_FILE_IDX
ENC_STATS_STREAM_IDX
ENC_STATS_FRAME_NUM
ENC_STATS_FRAME_NUM_IN
ENC_STATS_TIMEBASE
ENC_STATS_TIMEBASE_IN
ENC_STATS_PTS
ENC_STATS_PTS_TIME
ENC_STATS_PTS_IN
ENC_STATS_PTS_TIME_IN
ENC_STATS_DTS
ENC_STATS_DTS_TIME
ENC_STATS_SAMPLE_NUM
ENC_STATS_NB_SAMPLES
ENC_STATS_PKT_SIZE
ENC_STATS_BITRATE
ENC_STATS_AVG_BITRATE

Definition at line 499 of file ffmpeg.h.

◆ OSTFinished

enum OSTFinished

Enumerator
ENCODER_FINISHED
MUXER_FINISHED

Definition at line 536 of file ffmpeg.h.

◆ anonymous enum

anonymous enum

Enumerator
KF_FORCE_SOURCE
KF_FORCE_SOURCE_NO_DROP

Definition at line 541 of file ffmpeg.h.

Function Documentation

◆ term_init()

void term_init ( void )

Definition at line 395 of file ffmpeg.c.

Referenced by assert_file_overwrite().

◆ term_exit()

void term_exit ( void )

Definition at line 324 of file ffmpeg.c.

Referenced by assert_file_overwrite(), ffmpeg_cleanup(), and transcode().

◆ show_usage()

void show_usage ( void )

Definition at line 1206 of file ffmpeg_opt.c.

Referenced by main(), and show_help_default().

◆ remove_avoptions()

void remove_avoptions	(	AVDictionary **	a,
		AVDictionary *	b
	)

Definition at line 620 of file ffmpeg.c.

Referenced by ifile_open().

◆ assert_avoptions()

void assert_avoptions ( AVDictionary * m )

Definition at line 629 of file ffmpeg.c.

Referenced by ifile_open(), init_input_stream(), and init_output_stream().

◆ assert_file_overwrite()

void assert_file_overwrite ( const char * filename )

Definition at line 656 of file ffmpeg_opt.c.

Referenced by dump_attachment(), and of_open().

◆ file_read()

char* file_read ( const char * filename )

Definition at line 700 of file ffmpeg_opt.c.

Referenced by filter_opt_apply(), get_ost_filters(), new_video_stream(), and opt_filter_complex_script().

◆ strip_specifiers()

AVDictionary* strip_specifiers ( const AVDictionary * dict )

Definition at line 167 of file ffmpeg_opt.c.

Referenced by ifile_open(), and validate_enc_avopt().

◆ find_codec_or_die()

const AVCodec* find_codec_or_die	(	void *	logctx,
		const char *	name,
		enum AVMediaType	type,
		int	encoder
	)

Definition at line 626 of file ffmpeg_opt.c.

Referenced by choose_decoder(), choose_encoder(), and ifile_open().

◆ parse_and_set_vsync()

int parse_and_set_vsync	(	const char *	arg,
		int *	vsync_var,
		int	file_idx,
		int	st_idx,
		int	is_global
	)

Definition at line 184 of file ffmpeg_opt.c.

Referenced by new_video_stream(), and opt_vsync().

◆ configure_filtergraph()

int configure_filtergraph ( FilterGraph * fg )

Definition at line 1112 of file ffmpeg_filter.c.

Referenced by flush_encoders(), ifilter_send_frame(), and transcode_step().

◆ check_filter_outputs()

void check_filter_outputs ( void )

Definition at line 798 of file ffmpeg_filter.c.

◆ filtergraph_is_simple()

int filtergraph_is_simple ( FilterGraph * fg )

Definition at line 1307 of file ffmpeg_filter.c.

Referenced by configure_filtergraph(), and transcode_init().

◆ init_simple_filtergraph()

int init_simple_filtergraph	(	InputStream *	ist,
		OutputStream *	ost
	)

Definition at line 179 of file ffmpeg_filter.c.

Referenced by of_open().

◆ init_complex_filtergraph()

int init_complex_filtergraph ( FilterGraph * fg )

Definition at line 467 of file ffmpeg_filter.c.

Referenced by init_complex_filters().

◆ sub2video_update()

void sub2video_update	(	InputStream *	ist,
		int64_t	heartbeat_pts,
		AVSubtitle *	sub
	)

Definition at line 228 of file ffmpeg.c.

Referenced by configure_filtergraph(), process_subtitle(), sub2video_flush(), and sub2video_heartbeat().

◆ ifilter_parameters_from_frame()

int ifilter_parameters_from_frame	(	InputFilter *	ifilter,
		const AVFrame *	frame
	)

Definition at line 1275 of file ffmpeg_filter.c.

Referenced by ifilter_send_frame().

◆ ffmpeg_parse_options()

int ffmpeg_parse_options	(	int	argc,
		char **	argv
	)

Referenced by main().

◆ enc_stats_write()

void enc_stats_write	(	OutputStream *	ost,
		EncStats *	es,
		const AVFrame *	frame,
		const AVPacket *	pkt,
		uint64_t	frame_num
	)

Definition at line 811 of file ffmpeg.c.

Referenced by encode_frame(), and write_packet().

◆ hw_device_get_by_name()

HWDevice* hw_device_get_by_name ( const char * name )

Definition at line 44 of file ffmpeg_hw.c.

Referenced by hw_device_default_name(), hw_device_init_from_string(), hw_device_setup_for_decode(), and opt_filter_hw_device().

◆ hw_device_init_from_string()

int hw_device_init_from_string	(	const char *	arg,
		HWDevice **	dev
	)

Definition at line 94 of file ffmpeg_hw.c.

Referenced by opt_init_hw_device().

◆ hw_device_free_all()

void hw_device_free_all ( void )

Definition at line 288 of file ffmpeg_hw.c.

Referenced by transcode().

◆ hw_device_setup_for_decode()

int hw_device_setup_for_decode ( InputStream * ist )

Definition at line 317 of file ffmpeg_hw.c.

Referenced by init_input_stream().

◆ hw_device_setup_for_encode()

int hw_device_setup_for_encode ( OutputStream * ost )

Definition at line 445 of file ffmpeg_hw.c.

Referenced by init_output_stream().

◆ hw_device_setup_for_filter()

int hw_device_setup_for_filter ( FilterGraph * fg )

Definition at line 551 of file ffmpeg_hw.c.

Referenced by configure_filtergraph().

◆ hwaccel_decode_init()

int hwaccel_decode_init ( AVCodecContext * avctx )

Definition at line 542 of file ffmpeg_hw.c.

Referenced by get_format().

◆ of_stream_init()

int of_stream_init	(	OutputFile *	of,
		OutputStream *	ost
	)

Definition at line 583 of file ffmpeg_mux.c.

Referenced by init_output_stream().

◆ of_write_trailer()

int of_write_trailer ( OutputFile * of )

Definition at line 604 of file ffmpeg_mux.c.

Referenced by transcode().

◆ of_open()

int of_open	(	const OptionsContext *	o,
		const char *	filename
	)

Definition at line 2207 of file ffmpeg_mux_init.c.

◆ of_close()

void of_close ( OutputFile ** pof )

Definition at line 720 of file ffmpeg_mux.c.

Referenced by ffmpeg_cleanup().

◆ of_enc_stats_close()

void of_enc_stats_close ( void )

Definition at line 218 of file ffmpeg_mux_init.c.

Referenced by ffmpeg_cleanup().

◆ of_output_packet()

void of_output_packet	(	OutputFile *	of,
		AVPacket *	pkt,
		OutputStream *	ost,
		int	eof
	)

Definition at line 329 of file ffmpeg_mux.c.

Referenced by do_streamcopy(), do_subtitle_out(), encode_frame(), flush_encoders(), and process_input().

◆ of_filesize()

int64_t of_filesize ( OutputFile * of )

Definition at line 747 of file ffmpeg_mux.c.

Referenced by print_report().

◆ ifile_open()

int ifile_open	(	const OptionsContext *	o,
		const char *	filename
	)

Definition at line 842 of file ffmpeg_demux.c.

◆ ifile_close()

void ifile_close ( InputFile ** f )

Definition at line 479 of file ffmpeg_demux.c.

Referenced by ffmpeg_cleanup().

◆ ifile_get_packet()

int ifile_get_packet	(	InputFile *	f,
		AVPacket **	pkt
	)

Get next input packet from the demuxer.

Parameters

pkt	the packet is written here when this function returns 0

Returns

0 when a packet has been read successfully
1 when stream end was reached, but the stream is looped; caller should flush decoders and read from this demuxer again
a negative error code on failure

Definition at line 410 of file ffmpeg_demux.c.

Referenced by process_input().

◆ ist_iter()

InputStream* ist_iter ( InputStream * prev )

Definition at line 604 of file ffmpeg.c.

Referenced by check_keyboard_interaction(), init_input_filter(), map_auto_data(), map_auto_subtitle(), transcode(), and transcode_init().

Variable Documentation

◆ forced_keyframes_const_names

const char* const forced_keyframes_const_names[]

Definition at line 2030 of file ffmpeg_mux_init.c.

Referenced by process_forced_keyframes().

◆ input_files

◆ nb_input_files

int nb_input_files

Definition at line 144 of file ffmpeg.c.

Referenced by apply_sync_offsets(), assert_file_overwrite(), copy_meta(), correct_input_start_times(), dump_attachment(), ffmpeg_cleanup(), ifile_open(), init_input_filter(), ist_iter(), main(), map_auto_audio(), map_auto_video(), opt_map(), opt_map_channel(), opt_target(), print_final_stats(), reset_eagain(), thread_start(), and transcode_init().

◆ output_files

◆ nb_output_files

int nb_output_files

Definition at line 147 of file ffmpeg.c.

Referenced by create_streams(), ffmpeg_cleanup(), main(), mux_alloc(), mux_check_init(), ost_iter(), print_final_stats(), print_report(), print_sdp(), and transcode().

◆ filtergraphs

FilterGraph** filtergraphs

Definition at line 149 of file ffmpeg.c.

Referenced by check_filter_outputs(), check_keyboard_interaction(), create_streams(), do_video_out(), ffmpeg_cleanup(), init_complex_filters(), init_simple_filtergraph(), map_manual(), opt_filter_complex(), and opt_filter_complex_script().

◆ nb_filtergraphs

int nb_filtergraphs

Definition at line 150 of file ffmpeg.c.

Referenced by check_filter_outputs(), check_keyboard_interaction(), create_streams(), do_video_out(), ffmpeg_cleanup(), init_complex_filters(), init_simple_filtergraph(), map_manual(), opt_filter_complex(), opt_filter_complex_script(), and transcode_init().

◆ vstats_filename

char* vstats_filename

Definition at line 63 of file ffmpeg_opt.c.

Referenced by encode_frame(), ffmpeg_cleanup(), opt_vstats_file(), and update_video_stats().

◆ sdp_filename

char* sdp_filename

Definition at line 64 of file ffmpeg_opt.c.

Referenced by mux_check_init(), opt_sdp_file(), and print_sdp().

◆ audio_drift_threshold

float audio_drift_threshold

Definition at line 66 of file ffmpeg_opt.c.

◆ dts_delta_threshold

float dts_delta_threshold

Definition at line 67 of file ffmpeg_opt.c.

Referenced by ts_discontinuity_detect().

◆ dts_error_threshold

float dts_error_threshold

Definition at line 68 of file ffmpeg_opt.c.

Referenced by do_video_out(), and ts_discontinuity_detect().

◆ video_sync_method

enum VideoSyncMethod video_sync_method

Definition at line 70 of file ffmpeg_opt.c.

Referenced by new_video_stream(), opt_vsync(), and parse_and_set_vsync().

◆ frame_drop_threshold

float frame_drop_threshold

Definition at line 71 of file ffmpeg_opt.c.

Referenced by video_sync_process().

◆ do_benchmark

int do_benchmark

Definition at line 72 of file ffmpeg_opt.c.

Referenced by ffmpeg_cleanup(), and main().

◆ do_benchmark_all

int do_benchmark_all

Definition at line 73 of file ffmpeg_opt.c.

Referenced by update_benchmark().

◆ do_hex_dump

int do_hex_dump

Definition at line 74 of file ffmpeg_opt.c.

Referenced by input_thread().

◆ do_pkt_dump

int do_pkt_dump

Definition at line 75 of file ffmpeg_opt.c.

Referenced by input_thread().

◆ copy_ts

int copy_ts

Definition at line 76 of file ffmpeg_opt.c.

Referenced by apply_sync_offsets(), configure_input_audio_filter(), configure_input_video_filter(), correct_input_start_times(), do_streamcopy(), ifile_get_packet(), ifile_open(), init_output_stream_streamcopy(), new_video_stream(), print_report(), and ts_discontinuity_detect().

◆ start_at_zero

int start_at_zero

Definition at line 77 of file ffmpeg_opt.c.

Referenced by apply_sync_offsets(), configure_input_audio_filter(), configure_input_video_filter(), correct_input_start_times(), do_streamcopy(), ifile_get_packet(), and ifile_open().

◆ copy_tb

int copy_tb

Definition at line 78 of file ffmpeg_opt.c.

Referenced by avformat_transfer_internal_stream_timing_info(), and init_output_stream_streamcopy().

◆ debug_ts

int debug_ts

Definition at line 79 of file ffmpeg_opt.c.

Referenced by adjust_frame_pts_to_encoder_tb(), decode_video(), encode_frame(), process_input(), reap_filters(), ts_fixup(), and write_packet().

◆ exit_on_error

int exit_on_error

Definition at line 80 of file ffmpeg_opt.c.

Referenced by check_decode_result(), do_subtitle_out(), input_thread(), of_output_packet(), process_input(), process_input_packet(), transcode(), and write_packet().

◆ abort_on_flags

int abort_on_flags

Definition at line 81 of file ffmpeg_opt.c.

Referenced by opt_abort_on(), and transcode().

◆ print_stats

int print_stats

Definition at line 82 of file ffmpeg_opt.c.

Referenced by print_report().

◆ stats_period

int64_t stats_period

Definition at line 90 of file ffmpeg_opt.c.

Referenced by opt_stats_period(), and print_report().

◆ qp_hist

int qp_hist

Definition at line 83 of file ffmpeg_opt.c.

Referenced by check_keyboard_interaction(), and print_report().

◆ stdin_interaction

int stdin_interaction

Definition at line 84 of file ffmpeg_opt.c.

Referenced by assert_file_overwrite(), ifile_open(), term_init(), and transcode().

◆ progress_avio

AVIOContext* progress_avio

Definition at line 141 of file ffmpeg.c.

Referenced by print_report().

◆ max_error_rate

float max_error_rate

Definition at line 85 of file ffmpeg_opt.c.

Referenced by main().

◆ filter_nbthreads

char* filter_nbthreads

Definition at line 86 of file ffmpeg_opt.c.

Referenced by configure_filtergraph(), ffmpeg_cleanup(), and opt_filter_threads().

◆ filter_complex_nbthreads

int filter_complex_nbthreads

Definition at line 87 of file ffmpeg_opt.c.

Referenced by configure_filtergraph().

◆ vstats_version

int vstats_version

Definition at line 88 of file ffmpeg_opt.c.

Referenced by update_video_stats().

◆ auto_conversion_filters

int auto_conversion_filters

Definition at line 89 of file ffmpeg_opt.c.

Referenced by configure_filtergraph().

◆ int_cb

const AVIOInterruptCB int_cb

Definition at line 500 of file ffmpeg.c.

Referenced by avio_open2(), dump_attachment(), enc_stats_get_file(), ff_network_sleep_interruptible(), ff_network_wait_fd_timeout(), ffio_open_whitelist(), ffurl_alloc(), ffurl_open_whitelist(), get_preset_file_2(), ifile_open(), libsrt_network_wait_fd_timeout(), of_add_attachments(), of_open(), print_sdp(), read_binary(), url_alloc_for_protocol(), and zmq_proto_wait_timeout().

◆ options

const OptionDef options[]

Examples: avio_http_serve_files.c.

Referenced by av_bsf_list_append2(), av_hwdevice_ctx_create_derived_opts(), av_opt_set_dict(), av_opt_set_dict2(), avcodec_open2(), avfilter_init_dict(), avfilter_init_str(), avformat_find_stream_info(), avformat_init_output(), avformat_open_input(), avformat_write_header(), avio_open2(), bsf_list_append_internal(), ff_dnn_load_model_native(), ff_dnn_load_model_ov(), ff_dnn_load_model_tf(), ff_filter_opt_parse(), ff_format_output_open(), ff_opus_psy_init(), ff_tee_parse_slave_options(), ff_tls_open_underlying(), ffio_open_whitelist(), hls_read_header(), hw_device_init_from_string(), init(), init_input(), init_muxer(), io_open_default(), list_devices_for_context(), locate_option(), main(), open_url_keepalive(), opt_audio_codec(), opt_audio_filters(), opt_audio_frames(), opt_audio_qscale(), opt_data_codec(), opt_data_frames(), opt_old2new(), opt_qscale(), opt_recording_timestamp(), opt_subtitle_codec(), opt_target(), opt_timecode(), opt_video_codec(), opt_video_filters(), opt_video_frames(), parse_loglevel(), parse_option(), parse_options(), pcm_read_header(), pp_get_mode_by_name_and_quality(), set_string_dict(), show_banner(), show_help_default(), show_help_options(), split_commandline(), subfile_open(), tee_open(), try_decode_frame(), uninit_options(), wrap(), and write_packet().

◆ filter_hw_device

HWDevice* filter_hw_device

Definition at line 61 of file ffmpeg_opt.c.

Referenced by hw_device_setup_for_filter(), and opt_filter_hw_device().

◆ nb_output_dumped

unsigned nb_output_dumped

Definition at line 138 of file ffmpeg.c.

Referenced by mux_check_init(), and print_report().

◆ main_return_code

int main_return_code

Definition at line 334 of file ffmpeg.c.

Referenced by main(), and of_write_trailer().

◆ ignore_unknown_streams

int ignore_unknown_streams

Definition at line 98 of file ffmpeg_opt.c.

Referenced by map_manual().

◆ copy_unknown_streams

int copy_unknown_streams

Definition at line 99 of file ffmpeg_opt.c.

Referenced by map_manual().

◆ recast_media

int recast_media

Definition at line 100 of file ffmpeg_opt.c.

Referenced by choose_decoder(), and find_codec_or_die().

◆ do_psnr

int do_psnr

Definition at line 96 of file ffmpeg_opt.c.

Referenced by new_video_stream().

◆ opt_name_codec_names

const char* const opt_name_codec_names[]

Definition at line 56 of file ffmpeg_opt.c.

◆ opt_name_codec_tags

const char* const opt_name_codec_tags[]

Definition at line 58 of file ffmpeg_opt.c.

◆ opt_name_frame_rates

const char* const opt_name_frame_rates[]

Definition at line 57 of file ffmpeg_opt.c.

◆ opt_name_top_field_first

const char* const opt_name_top_field_first[]

Definition at line 59 of file ffmpeg_opt.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ FFMPEG_OPT_PSNR

◆ FFMPEG_OPT_MAP_CHANNEL

◆ FFMPEG_OPT_MAP_SYNC

◆ FFMPEG_ROTATION_METADATA

◆ MAX_STREAMS

◆ DECODING_FOR_OST

◆ DECODING_FOR_FILTER

◆ ABORT_ON_FLAG_EMPTY_OUTPUT

◆ ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM

◆ SPECIFIER_OPT_FMT_str

◆ SPECIFIER_OPT_FMT_i

◆ SPECIFIER_OPT_FMT_i64

◆ SPECIFIER_OPT_FMT_ui64

◆ SPECIFIER_OPT_FMT_f

◆ SPECIFIER_OPT_FMT_dbl

◆ WARN_MULTIPLE_OPT_USAGE

◆ MATCH_PER_STREAM_OPT

◆ MATCH_PER_TYPE_OPT

Enumeration Type Documentation

◆ VideoSyncMethod

◆ HWAccelID

◆ forced_keyframes_const

◆ EncStatsType

◆ OSTFinished

◆ anonymous enum

Function Documentation

◆ term_init()

◆ term_exit()

◆ show_usage()

◆ remove_avoptions()

◆ assert_avoptions()

◆ assert_file_overwrite()

◆ file_read()

◆ strip_specifiers()

◆ find_codec_or_die()

◆ parse_and_set_vsync()

◆ configure_filtergraph()

◆ check_filter_outputs()

◆ filtergraph_is_simple()

◆ init_simple_filtergraph()

◆ init_complex_filtergraph()

◆ sub2video_update()

◆ ifilter_parameters_from_frame()

◆ ffmpeg_parse_options()

◆ enc_stats_write()

◆ hw_device_get_by_name()

◆ hw_device_init_from_string()

◆ hw_device_free_all()

◆ hw_device_setup_for_decode()

◆ hw_device_setup_for_encode()

◆ hw_device_setup_for_filter()

◆ hwaccel_decode_init()

◆ of_stream_init()

◆ of_write_trailer()

◆ of_open()

◆ of_close()

◆ of_enc_stats_close()

◆ of_output_packet()

◆ of_filesize()

◆ ifile_open()

◆ ifile_close()

◆ ifile_get_packet()

◆ ist_iter()

Variable Documentation

◆ forced_keyframes_const_names

◆ input_files

◆ nb_input_files

◆ output_files

◆ nb_output_files

◆ filtergraphs

◆ nb_filtergraphs

◆ vstats_filename

◆ sdp_filename

◆ audio_drift_threshold