#include "config.h"
#include <stdatomic.h>
#include <stdint.h>
#include <stdio.h>
#include <signal.h>
#include "cmdutils.h"
#include "ffmpeg_sched.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	OptionsContext

struct	InputFilterOptions

struct	OutputFilterOptions

struct	InputFilter

struct	OutputFilter

struct	FilterGraph

struct	DecoderOpts

struct	Decoder

struct	InputStream

struct	InputFile

struct	EncStatsComponent

struct	EncStats

struct	KeyframeForceCtx

struct	OutputStream

struct	OutputFile

struct	FrameData

Macros
#define	FFMPEG_OPT_QPHIST 1

#define	FFMPEG_OPT_ADRIFT_THRESHOLD 1

#define	FFMPEG_OPT_ENC_TIME_BASE_NUM 1

#define	FFMPEG_OPT_TOP 1

#define	FFMPEG_OPT_FORCE_KF_SOURCE_NO_DROP 1

#define	FFMPEG_OPT_VSYNC_DROP 1

#define	FFMPEG_OPT_VSYNC 1

#define	FFMPEG_OPT_FILTER_SCRIPT 1

#define	FFMPEG_ERROR_RATE_EXCEEDED FFERRTAG('E', 'R', 'E', 'D')

#define	ABORT_ON_FLAG_EMPTY_OUTPUT (1 << 0)

#define	ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM (1 << 1)

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

enum	EncTimeBase { ENC_TIME_BASE_DEMUX = -1, ENC_TIME_BASE_FILTER = -2 }

enum	HWAccelID { HWACCEL_NONE = 0, HWACCEL_AUTO, HWACCEL_GENERIC }

enum	FrameOpaque { FRAME_OPAQUE_SUB_HEARTBEAT = 1, FRAME_OPAQUE_EOF, FRAME_OPAQUE_SEND_COMMAND }

enum	PacketOpaque { PKT_OPAQUE_SUB_HEARTBEAT = 1, PKT_OPAQUE_FIX_SUB_DURATION }

enum	LatencyProbe { LATENCY_PROBE_DEMUX, LATENCY_PROBE_DEC_PRE, LATENCY_PROBE_DEC_POST, LATENCY_PROBE_FILTER_PRE, LATENCY_PROBE_FILTER_POST, LATENCY_PROBE_ENC_PRE, LATENCY_PROBE_ENC_POST, LATENCY_PROBE_NB }

enum	IFilterFlags { IFILTER_FLAG_AUTOROTATE = (1 << 0), IFILTER_FLAG_REINIT = (1 << 1), IFILTER_FLAG_CFR = (1 << 2), IFILTER_FLAG_CROP = (1 << 3) }

enum	OFilterFlags { OFILTER_FLAG_DISABLE_CONVERT = (1 << 0), OFILTER_FLAG_AUDIO_24BIT = (1 << 1), OFILTER_FLAG_AUTOSCALE = (1 << 2) }

enum	DecoderFlags { DECODER_FLAG_FIX_SUB_DURATION = (1 << 0), DECODER_FLAG_TS_UNRELIABLE = (1 << 1), DECODER_FLAG_FRAMERATE_FORCED = (1 << 2), DECODER_FLAG_TOP_FIELD_FIRST = (1 << 3), DECODER_FLAG_SEND_END_TS = (1 << 4), DECODER_FLAG_BITEXACT = (1 << 5) }

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, ENC_STATS_KEYFRAME }

enum	OSTFinished { ENCODER_FINISHED = 1, MUXER_FINISHED = 2 }

enum	{ KF_FORCE_SOURCE = 1, KF_FORCE_SOURCE_NO_DROP = 2 }

enum	CroppingType { CROP_DISABLED = 0, CROP_ALL, CROP_CODEC, CROP_CONTAINER }

Functions
void	term_init (void)

void	term_exit (void)

void	show_usage (void)

int	check_avoptions_used (const AVDictionary opts, const AVDictionary opts_used, void *logctx, int decode)

int	assert_file_overwrite (const char *filename)

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

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

int	filtergraph_is_simple (const FilterGraph *fg)

int	init_simple_filtergraph (InputStream ist, OutputStream ost, char graph_desc, Scheduler sch, unsigned sch_idx_enc, const OutputFilterOptions *opts)

int	fg_finalise_bindings (void)

FrameData *	frame_data (AVFrame *frame)
	Get our axiliary frame data attached to the frame, allocating it if needed. More...

const FrameData *	frame_data_c (AVFrame *frame)

FrameData *	packet_data (AVPacket *pkt)

const FrameData *	packet_data_c (AVPacket *pkt)

int	ofilter_bind_ost (OutputFilter ofilter, OutputStream ost, unsigned sched_idx_enc, const OutputFilterOptions *opts)

int	fg_create (FilterGraph *pfg, char graph_desc, Scheduler *sch)
	Create a new filtergraph in the global filtergraph list. More...

void	fg_free (FilterGraph **pfg)

void	fg_send_command (FilterGraph fg, double time, const char target, const char command, const char arg, int all_filters)

int	ffmpeg_parse_options (int argc, char *argv, Scheduler sch)

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)

HWDevice *	hw_device_get_by_type (enum AVHWDeviceType type)

int	hw_device_init_from_string (const char arg, HWDevice *dev)

int	hw_device_init_from_type (enum AVHWDeviceType type, const char device, HWDevice *dev_out)

void	hw_device_free_all (void)

AVBufferRef *	hw_device_for_filter (void)
	Get a hardware device to be used with this filtergraph. More...

int	dec_create (const OptionsContext o, const char arg, Scheduler *sch)
	Create a standalone decoder. More...

int	dec_init (Decoder *pdec, Scheduler sch, AVDictionary *dec_opts, const DecoderOpts o, AVFrame *param_out)

void	dec_free (Decoder **pdec)

int	dec_filter_add (Decoder dec, InputFilter ifilter, InputFilterOptions *opts)

int	enc_alloc (Encoder *penc, const AVCodec codec, Scheduler *sch, unsigned sch_idx)

void	enc_free (Encoder **penc)

int	enc_open (void opaque, const AVFrame frame)

int	enc_loopback (Encoder *enc)

int	of_stream_init (OutputFile of, OutputStream ost)

int	of_write_trailer (OutputFile *of)

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

void	of_free (OutputFile **pof)

void	of_enc_stats_close (void)

int64_t	of_filesize (OutputFile *of)

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

void	ifile_close (InputFile **f)

int	ist_output_add (InputStream ist, OutputStream ost)

int	ist_filter_add (InputStream ist, InputFilter ifilter, int is_simple, InputFilterOptions *opts)

InputStream *	ist_find_unused (enum AVMediaType type)
	Find an unused input stream of given type. More...

InputStream *	ist_iter (InputStream *prev)

OutputStream *	ost_iter (OutputStream *prev)

void	update_benchmark (const char *fmt,...)

const char *	opt_match_per_type_str (const SpecifierOptList *sol, char mediatype)

void	opt_match_per_stream_str (void logctx, const SpecifierOptList sol, AVFormatContext fc, AVStream st, const char **out)

void	opt_match_per_stream_int (void logctx, const SpecifierOptList sol, AVFormatContext fc, AVStream st, int *out)

void	opt_match_per_stream_int64 (void logctx, const SpecifierOptList sol, AVFormatContext fc, AVStream st, int64_t *out)

void	opt_match_per_stream_dbl (void logctx, const SpecifierOptList sol, AVFormatContext fc, AVStream st, double *out)

int	muxer_thread (void *arg)

int	encoder_thread (void *arg)

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

Decoder **	decoders

int	nb_decoders

char *	vstats_filename

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	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

atomic_uint	nb_output_dumped

int	ignore_unknown_streams

int	copy_unknown_streams

int	recast_media

FILE *	vstats_file

Macro Definition Documentation

◆ FFMPEG_OPT_QPHIST

#define FFMPEG_OPT_QPHIST 1

Definition at line 54 of file ffmpeg.h.

◆ FFMPEG_OPT_ADRIFT_THRESHOLD

#define FFMPEG_OPT_ADRIFT_THRESHOLD 1

Definition at line 55 of file ffmpeg.h.

◆ FFMPEG_OPT_ENC_TIME_BASE_NUM

#define FFMPEG_OPT_ENC_TIME_BASE_NUM 1

Definition at line 56 of file ffmpeg.h.

◆ FFMPEG_OPT_TOP

#define FFMPEG_OPT_TOP 1

Definition at line 57 of file ffmpeg.h.

◆ FFMPEG_OPT_FORCE_KF_SOURCE_NO_DROP

#define FFMPEG_OPT_FORCE_KF_SOURCE_NO_DROP 1

Definition at line 58 of file ffmpeg.h.

◆ FFMPEG_OPT_VSYNC_DROP

#define FFMPEG_OPT_VSYNC_DROP 1

Definition at line 59 of file ffmpeg.h.

◆ FFMPEG_OPT_VSYNC

#define FFMPEG_OPT_VSYNC 1

Definition at line 60 of file ffmpeg.h.

◆ FFMPEG_OPT_FILTER_SCRIPT

#define FFMPEG_OPT_FILTER_SCRIPT 1

Definition at line 61 of file ffmpeg.h.

◆ FFMPEG_ERROR_RATE_EXCEEDED

#define FFMPEG_ERROR_RATE_EXCEEDED FFERRTAG('E', 'R', 'E', 'D')

Definition at line 63 of file ffmpeg.h.

◆ ABORT_ON_FLAG_EMPTY_OUTPUT

#define ABORT_ON_FLAG_EMPTY_OUTPUT (1 << 0)

Definition at line 482 of file ffmpeg.h.

◆ ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM

#define ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM (1 << 1)

Definition at line 483 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 65 of file ffmpeg.h.

◆ EncTimeBase

enum EncTimeBase

Enumerator
ENC_TIME_BASE_DEMUX
ENC_TIME_BASE_FILTER

Definition at line 76 of file ffmpeg.h.

◆ HWAccelID

enum HWAccelID

Enumerator
HWACCEL_NONE
HWACCEL_AUTO
HWACCEL_GENERIC

Definition at line 81 of file ffmpeg.h.

◆ FrameOpaque

enum FrameOpaque

Enumerator
FRAME_OPAQUE_SUB_HEARTBEAT
FRAME_OPAQUE_EOF
FRAME_OPAQUE_SEND_COMMAND

Definition at line 87 of file ffmpeg.h.

◆ PacketOpaque

enum PacketOpaque

Enumerator
PKT_OPAQUE_SUB_HEARTBEAT
PKT_OPAQUE_FIX_SUB_DURATION

Definition at line 93 of file ffmpeg.h.

◆ LatencyProbe

enum LatencyProbe

Enumerator
LATENCY_PROBE_DEMUX
LATENCY_PROBE_DEC_PRE
LATENCY_PROBE_DEC_POST
LATENCY_PROBE_FILTER_PRE
LATENCY_PROBE_FILTER_POST
LATENCY_PROBE_ENC_PRE
LATENCY_PROBE_ENC_POST
LATENCY_PROBE_NB

Definition at line 98 of file ffmpeg.h.

◆ IFilterFlags

enum IFilterFlags

Enumerator
IFILTER_FLAG_AUTOROTATE
IFILTER_FLAG_REINIT
IFILTER_FLAG_CFR
IFILTER_FLAG_CROP

Definition at line 239 of file ffmpeg.h.

◆ OFilterFlags

enum OFilterFlags

Enumerator
OFILTER_FLAG_DISABLE_CONVERT
OFILTER_FLAG_AUDIO_24BIT
OFILTER_FLAG_AUTOSCALE

Definition at line 273 of file ffmpeg.h.

◆ DecoderFlags

enum DecoderFlags

Enumerator
DECODER_FLAG_FIX_SUB_DURATION
DECODER_FLAG_TS_UNRELIABLE
DECODER_FLAG_FRAMERATE_FORCED
DECODER_FLAG_TOP_FIELD_FIRST
DECODER_FLAG_SEND_END_TS
DECODER_FLAG_BITEXACT

Definition at line 357 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 473 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
ENC_STATS_KEYFRAME

Definition at line 485 of file ffmpeg.h.

◆ OSTFinished

enum OSTFinished

Enumerator
ENCODER_FINISHED
MUXER_FINISHED

Definition at line 526 of file ffmpeg.h.

◆ anonymous enum

anonymous enum

Enumerator
KF_FORCE_SOURCE
KF_FORCE_SOURCE_NO_DROP

Definition at line 531 of file ffmpeg.h.

◆ CroppingType

enum CroppingType

Enumerator
CROP_DISABLED
CROP_ALL
CROP_CODEC
CROP_CONTAINER

Definition at line 556 of file ffmpeg.h.

Function Documentation

◆ term_init()

void term_init ( void )

Definition at line 201 of file ffmpeg.c.

Referenced by assert_file_overwrite().

◆ term_exit()

void term_exit ( void )

Definition at line 131 of file ffmpeg.c.

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

◆ show_usage()

void show_usage ( void )

Definition at line 1231 of file ffmpeg_opt.c.

Referenced by main(), and show_help_default().

◆ check_avoptions_used()

int check_avoptions_used	(	const AVDictionary *	opts,
		const AVDictionary *	opts_used,
		void *	logctx,
		int	decode
	)

Definition at line 477 of file ffmpeg.c.

Referenced by ifile_open(), and of_open().

◆ assert_file_overwrite()

int assert_file_overwrite ( const char * filename )

Definition at line 673 of file ffmpeg_opt.c.

Referenced by dump_attachment(), and of_open().

◆ find_codec()

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

Definition at line 640 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 231 of file ffmpeg_opt.c.

Referenced by new_stream_video(), and opt_vsync().

◆ filtergraph_is_simple()

int filtergraph_is_simple ( const FilterGraph * fg )

Definition at line 2030 of file ffmpeg_filter.c.

Referenced by configure_filtergraph(), fg_thread_set_name(), ifilter_bind_ist(), and print_stream_maps().

◆ init_simple_filtergraph()

int init_simple_filtergraph	(	InputStream *	ist,
		OutputStream *	ost,
		char *	graph_desc,
		Scheduler *	sch,
		unsigned	sch_idx_enc,
		const OutputFilterOptions *	opts
	)

Definition at line 1181 of file ffmpeg_filter.c.

Referenced by ost_bind_filter().

◆ fg_finalise_bindings()

int fg_finalise_bindings ( void )

Definition at line 1365 of file ffmpeg_filter.c.

◆ frame_data()

FrameData* frame_data ( AVFrame * frame )

Get our axiliary frame data attached to the frame, allocating it if needed.

Definition at line 453 of file ffmpeg.c.

Referenced by close_output(), dwt_plane(), encode_frame(), fg_output_step(), generate_raw_frame(), nvenc_retrieve_frame_data(), nvenc_store_frame_data(), packet_decode(), and send_frame().

◆ frame_data_c()

const FrameData* frame_data_c ( AVFrame * frame )

Definition at line 459 of file ffmpeg.c.

Referenced by choose_out_timebase().

◆ packet_data()

FrameData* packet_data ( AVPacket * pkt )

Definition at line 465 of file ffmpeg.c.

Referenced by encode_frame(), input_packet_process(), and packet_decode().

◆ packet_data_c()

const FrameData* packet_data_c ( AVPacket * pkt )

Definition at line 471 of file ffmpeg.c.

◆ ofilter_bind_ost()

int ofilter_bind_ost	(	OutputFilter *	ofilter,
		OutputStream *	ost,
		unsigned	sched_idx_enc,
		const OutputFilterOptions *	opts
	)

Definition at line 783 of file ffmpeg_filter.c.

Referenced by init_simple_filtergraph(), and ost_bind_filter().

◆ fg_create()

int fg_create	(	FilterGraph **	pfg,
		char *	graph_desc,
		Scheduler *	sch
	)

Create a new filtergraph in the global filtergraph list.

Parameters

graph_desc Graph description; an av_malloc()ed string, filtergraph takes ownership of it.

Definition at line 1049 of file ffmpeg_filter.c.

Referenced by init_simple_filtergraph(), opt_filter_complex(), and opt_filter_complex_script().

◆ fg_free()

void fg_free ( FilterGraph ** pfg )

Definition at line 979 of file ffmpeg_filter.c.

Referenced by ffmpeg_cleanup(), and ost_free().

◆ fg_send_command()

void fg_send_command	(	FilterGraph *	fg,
		double	time,
		const char *	target,
		const char *	command,
		const char *	arg,
		int	all_filters
	)

Definition at line 3036 of file ffmpeg_filter.c.

Referenced by check_keyboard_interaction().

◆ ffmpeg_parse_options()

int ffmpeg_parse_options	(	int	argc,
		char **	argv,
		Scheduler *	sch
	)

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 455 of file ffmpeg_enc.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 42 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_get_by_type()

HWDevice* hw_device_get_by_type ( enum AVHWDeviceType type )

Definition at line 28 of file ffmpeg_hw.c.

Referenced by hw_device_match_by_codec(), hw_device_setup_for_decode(), and hw_device_setup_for_encode().

◆ hw_device_init_from_string()

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

Definition at line 92 of file ffmpeg_hw.c.

Referenced by opt_init_hw_device().

◆ hw_device_init_from_type()

int hw_device_init_from_type	(	enum AVHWDeviceType	type,
		const char *	device,
		HWDevice **	dev_out
	)

Definition at line 243 of file ffmpeg_hw.c.

Referenced by hw_device_setup_for_decode().

◆ hw_device_free_all()

void hw_device_free_all ( void )

Definition at line 286 of file ffmpeg_hw.c.

Referenced by ffmpeg_cleanup().

◆ hw_device_for_filter()

AVBufferRef* hw_device_for_filter ( void )

Get a hardware device to be used with this filtergraph.

The returned reference is owned by the callee, the caller must ref it explicitly for long-term use.

Definition at line 298 of file ffmpeg_hw.c.

Referenced by configure_filtergraph().

◆ dec_create()

int dec_create	(	const OptionsContext *	o,
		const char *	arg,
		Scheduler *	sch
	)

Create a standalone decoder.

Definition at line 1306 of file ffmpeg_dec.c.

◆ dec_init()

int dec_init	(	Decoder **	pdec,
		Scheduler *	sch,
		AVDictionary **	dec_opts,
		const DecoderOpts *	o,
		AVFrame *	param_out
	)

Parameters

dec_opts	Dictionary filled with decoder options. Its ownership is transferred to the decoder.
param_out	If non-NULL, media properties after opening the decoder are written here.

Return values

>=0	non-negative scheduler index on success
<0	an error code on failure

Definition at line 1281 of file ffmpeg_dec.c.

Referenced by ist_use().

◆ dec_free()

void dec_free ( Decoder ** pdec )

Definition at line 97 of file ffmpeg_dec.c.

Referenced by dec_alloc(), dec_create(), dec_init(), ffmpeg_cleanup(), and ist_free().

◆ dec_filter_add()

int dec_filter_add	(	Decoder *	dec,
		InputFilter *	ifilter,
		InputFilterOptions *	opts
	)

Definition at line 1378 of file ffmpeg_dec.c.

Referenced by ifilter_bind_dec().

◆ enc_alloc()

int enc_alloc	(	Encoder **	penc,
		const AVCodec *	codec,
		Scheduler *	sch,
		unsigned	sch_idx
	)

Definition at line 71 of file ffmpeg_enc.c.

Referenced by ost_add().

◆ enc_free()

void enc_free ( Encoder ** penc )

Definition at line 61 of file ffmpeg_enc.c.

Referenced by ost_free().

◆ enc_open()

int enc_open	(	void *	opaque,
		const AVFrame *	frame
	)

Definition at line 165 of file ffmpeg_enc.c.

Referenced by encoder_thread(), and ost_add().

◆ enc_loopback()

int enc_loopback ( Encoder * enc )

Definition at line 922 of file ffmpeg_enc.c.

Referenced by dec_create().

◆ of_stream_init()

int of_stream_init	(	OutputFile *	of,
		OutputStream *	ost
	)

Definition at line 611 of file ffmpeg_mux.c.

Referenced by enc_open(), and of_open().

◆ of_write_trailer()

int of_write_trailer ( OutputFile * of )

Definition at line 740 of file ffmpeg_mux.c.

Referenced by transcode().

◆ of_open()

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

Definition at line 3214 of file ffmpeg_mux_init.c.

◆ of_free()

void of_free ( OutputFile ** pof )

Definition at line 848 of file ffmpeg_mux.c.

Referenced by ffmpeg_cleanup().

◆ of_enc_stats_close()

void of_enc_stats_close ( void )

Definition at line 196 of file ffmpeg_mux_init.c.

Referenced by ffmpeg_cleanup().

◆ of_filesize()

int64_t of_filesize ( OutputFile * of )

Definition at line 875 of file ffmpeg_mux.c.

Referenced by mux_final_stats(), and print_report().

◆ ifile_open()

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

Definition at line 1594 of file ffmpeg_demux.c.

◆ ifile_close()

void ifile_close ( InputFile ** f )

Definition at line 855 of file ffmpeg_demux.c.

Referenced by ffmpeg_cleanup().

◆ ist_output_add()

int ist_output_add	(	InputStream *	ist,
		OutputStream *	ost
	)

Definition at line 967 of file ffmpeg_demux.c.

Referenced by ost_add().

◆ ist_filter_add()

int ist_filter_add	(	InputStream *	ist,
		InputFilter *	ifilter,
		int	is_simple,
		InputFilterOptions *	opts
	)

Definition at line 985 of file ffmpeg_demux.c.

Referenced by ifilter_bind_ist().

◆ ist_find_unused()

InputStream* ist_find_unused ( enum AVMediaType type )

Find an unused input stream of given type.

Definition at line 157 of file ffmpeg_demux.c.

Referenced by fg_complex_bind_input().

◆ ist_iter()

InputStream* ist_iter ( InputStream * prev )

Definition at line 376 of file ffmpeg.c.

Referenced by ist_find_unused(), map_auto_data(), map_auto_subtitle(), and print_stream_maps().

◆ ost_iter()

OutputStream* ost_iter ( OutputStream * prev )

Definition at line 360 of file ffmpeg.c.

Referenced by check_keyboard_interaction(), print_report(), and print_stream_maps().

◆ update_benchmark()

void update_benchmark	(	const char *	fmt,
			...
	)

Definition at line 527 of file ffmpeg.c.

Referenced by encode_frame(), and packet_decode().

◆ opt_match_per_type_str()

const char* opt_match_per_type_str	(	const SpecifierOptList *	sol,
		char	mediatype
	)

Definition at line 154 of file ffmpeg_opt.c.

Referenced by ifile_open(), map_auto_subtitle(), and opt_preset().

◆ opt_match_per_stream_str()

void opt_match_per_stream_str	(	void *	logctx,
		const SpecifierOptList *	sol,
		AVFormatContext *	fc,
		AVStream *	st,
		const char **	out
	)

Referenced by choose_decoder(), choose_encoder(), ist_add(), new_stream_audio(), new_stream_subtitle(), new_stream_video(), ost_add(), ost_get_filters(), process_forced_keyframes(), and set_dispositions().

◆ opt_match_per_stream_int()

void opt_match_per_stream_int	(	void *	logctx,
		const SpecifierOptList *	sol,
		AVFormatContext *	fc,
		AVStream *	st,
		int *	out
	)

Referenced by add_display_matrix_to_stream(), ist_add(), new_stream_audio(), new_stream_video(), and ost_add().

◆ opt_match_per_stream_int64()

void opt_match_per_stream_int64	(	void *	logctx,
		const SpecifierOptList *	sol,
		AVFormatContext *	fc,
		AVStream *	st,
		int64_t *	out
	)

Referenced by ost_add().

◆ opt_match_per_stream_dbl()

void opt_match_per_stream_dbl	(	void *	logctx,
		const SpecifierOptList *	sol,
		AVFormatContext *	fc,
		AVStream *	st,
		double *	out
	)

Referenced by add_display_matrix_to_stream(), ist_add(), and ost_add().

◆ muxer_thread()

int muxer_thread ( void * arg )

Definition at line 407 of file ffmpeg_mux.c.

Referenced by of_open().

◆ encoder_thread()

int encoder_thread ( void * arg )

Definition at line 841 of file ffmpeg_enc.c.

Referenced by ost_add().

Variable Documentation

◆ forced_keyframes_const_names

const char* const forced_keyframes_const_names[]

Definition at line 3047 of file ffmpeg_mux_init.c.

Referenced by process_forced_keyframes().

◆ input_files

InputFile** input_files

Definition at line 104 of file ffmpeg.c.

Referenced by apply_sync_offsets(), assert_file_overwrite(), copy_meta(), correct_input_start_times(), demux_alloc(), ffmpeg_cleanup(), fg_complex_bind_input(), ist_iter(), map_auto_audio(), map_auto_video(), map_manual(), of_map_group(), opt_map(), and opt_target().

◆ nb_input_files

int nb_input_files

Definition at line 105 of file ffmpeg.c.

Referenced by apply_sync_offsets(), assert_file_overwrite(), copy_meta(), correct_input_start_times(), demux_alloc(), ffmpeg_cleanup(), fg_complex_bind_input(), ist_iter(), main(), map_auto_audio(), map_auto_video(), of_map_group(), opt_map(), and opt_target().

◆ output_files

OutputFile** output_files

Definition at line 107 of file ffmpeg.c.

Referenced by dec_create(), ffmpeg_cleanup(), mux_alloc(), new_stream_video(), ost_iter(), print_report(), print_sdp(), and transcode().

◆ nb_output_files

int nb_output_files

Definition at line 108 of file ffmpeg.c.

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

◆ filtergraphs

FilterGraph** filtergraphs

Definition at line 110 of file ffmpeg.c.

Referenced by check_keyboard_interaction(), create_streams(), ffmpeg_cleanup(), fg_complex_bind_input(), fg_create(), fg_finalise_bindings(), and map_manual().

◆ nb_filtergraphs

int nb_filtergraphs

Definition at line 111 of file ffmpeg.c.

Referenced by check_keyboard_interaction(), create_streams(), ffmpeg_cleanup(), fg_complex_bind_input(), fg_create(), fg_finalise_bindings(), map_manual(), and print_stream_maps().

◆ decoders

Decoder** decoders

Definition at line 113 of file ffmpeg.c.

Referenced by dec_create(), ffmpeg_cleanup(), and fg_complex_bind_input().

◆ nb_decoders

int nb_decoders

Definition at line 114 of file ffmpeg.c.

Referenced by dec_create(), ffmpeg_cleanup(), and fg_complex_bind_input().

◆ vstats_filename

char* vstats_filename

Definition at line 52 of file ffmpeg_opt.c.

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

◆ dts_delta_threshold

float dts_delta_threshold

Definition at line 55 of file ffmpeg_opt.c.

Referenced by ts_discontinuity_detect().

◆ dts_error_threshold

float dts_error_threshold

Definition at line 56 of file ffmpeg_opt.c.

Referenced by ts_discontinuity_detect(), and video_sync_process().

◆ video_sync_method

enum VideoSyncMethod video_sync_method

Definition at line 59 of file ffmpeg_opt.c.

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

◆ frame_drop_threshold

float frame_drop_threshold

Definition at line 61 of file ffmpeg_opt.c.

Referenced by video_sync_process().

◆ do_benchmark

int do_benchmark

Definition at line 62 of file ffmpeg_opt.c.

Referenced by ffmpeg_cleanup(), and main().

◆ do_benchmark_all

int do_benchmark_all

Definition at line 63 of file ffmpeg_opt.c.

Referenced by update_benchmark().

◆ do_hex_dump

int do_hex_dump

Definition at line 64 of file ffmpeg_opt.c.

Referenced by input_thread().

◆ do_pkt_dump

int do_pkt_dump

Definition at line 65 of file ffmpeg_opt.c.

Referenced by input_thread().

◆ copy_ts

int copy_ts

Definition at line 66 of file ffmpeg_opt.c.

Referenced by apply_sync_offsets(), correct_input_start_times(), ifile_open(), input_packet_process(), ist_filter_add(), new_stream_video(), print_report(), readrate_sleep(), streamcopy_init(), and ts_discontinuity_detect().

◆ start_at_zero

int start_at_zero

Definition at line 67 of file ffmpeg_opt.c.

Referenced by apply_sync_offsets(), correct_input_start_times(), ifile_open(), input_packet_process(), ist_filter_add(), and readrate_sleep().

◆ copy_tb

int copy_tb

Definition at line 68 of file ffmpeg_opt.c.

◆ debug_ts

int debug_ts

Definition at line 69 of file ffmpeg_opt.c.

Referenced by adjust_frame_pts_to_encoder_tb(), encode_frame(), fg_output_step(), input_packet_process(), mux_fixup_ts(), and video_frame_process().

◆ exit_on_error

int exit_on_error

Definition at line 70 of file ffmpeg_opt.c.

Referenced by do_subtitle_out(), input_thread(), mux_fixup_ts(), mux_packet_filter(), packet_decode(), and transcode_subtitles().

◆ abort_on_flags

int abort_on_flags

Definition at line 71 of file ffmpeg_opt.c.

Referenced by check_written(), and opt_abort_on().

◆ print_stats

int print_stats

Definition at line 72 of file ffmpeg_opt.c.

Referenced by print_report().

◆ stats_period

int64_t stats_period

Definition at line 79 of file ffmpeg_opt.c.

Referenced by opt_stats_period(), print_report(), and transcode().

◆ stdin_interaction

int stdin_interaction

Definition at line 73 of file ffmpeg_opt.c.

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

◆ progress_avio

AVIOContext* progress_avio

Definition at line 102 of file ffmpeg.c.

Referenced by print_report().

◆ max_error_rate

float max_error_rate

Definition at line 74 of file ffmpeg_opt.c.

Referenced by decoder_thread().

◆ filter_nbthreads

char* filter_nbthreads

Definition at line 75 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 76 of file ffmpeg_opt.c.

Referenced by configure_filtergraph().

◆ vstats_version

int vstats_version

Definition at line 77 of file ffmpeg_opt.c.

Referenced by update_video_stats().

◆ auto_conversion_filters

int auto_conversion_filters

Definition at line 78 of file ffmpeg_opt.c.

Referenced by fg_create().

◆ int_cb

const AVIOInterruptCB int_cb

Definition at line 307 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_stream_group_create(), avformat_write_header(), bsf_list_append_internal(), crypto_open2(), ff_filter_opt_parse(), ff_format_output_open(), ff_opus_psy_init(), ff_tee_parse_slave_options(), ff_tls_open_underlying(), 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 50 of file ffmpeg_opt.c.

Referenced by hw_device_for_filter(), and opt_filter_hw_device().

◆ nb_output_dumped

atomic_uint nb_output_dumped

Definition at line 99 of file ffmpeg.c.

Referenced by mux_check_init(), and print_report().

◆ ignore_unknown_streams

int ignore_unknown_streams

Definition at line 84 of file ffmpeg_opt.c.

Referenced by map_manual().

◆ copy_unknown_streams

int copy_unknown_streams

Definition at line 85 of file ffmpeg_opt.c.

Referenced by map_manual().

◆ recast_media

int recast_media

Definition at line 86 of file ffmpeg_opt.c.

Referenced by choose_decoder(), and find_codec().

◆ vstats_file

FILE* vstats_file

Definition at line 88 of file ffmpeg.c.

Referenced by ffmpeg_cleanup(), and update_video_stats().

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

◆ FFMPEG_OPT_QPHIST

◆ FFMPEG_OPT_ADRIFT_THRESHOLD

◆ FFMPEG_OPT_ENC_TIME_BASE_NUM

◆ FFMPEG_OPT_TOP

◆ FFMPEG_OPT_FORCE_KF_SOURCE_NO_DROP

◆ FFMPEG_OPT_VSYNC_DROP

◆ FFMPEG_OPT_VSYNC

◆ FFMPEG_OPT_FILTER_SCRIPT

◆ FFMPEG_ERROR_RATE_EXCEEDED

◆ ABORT_ON_FLAG_EMPTY_OUTPUT

◆ ABORT_ON_FLAG_EMPTY_OUTPUT_STREAM

Enumeration Type Documentation

◆ VideoSyncMethod

◆ EncTimeBase

◆ HWAccelID

◆ FrameOpaque

◆ PacketOpaque

◆ LatencyProbe

◆ IFilterFlags

◆ OFilterFlags

◆ DecoderFlags

◆ forced_keyframes_const

◆ EncStatsType

◆ OSTFinished

◆ anonymous enum

◆ CroppingType

Function Documentation

◆ term_init()

◆ term_exit()

◆ show_usage()

◆ check_avoptions_used()

◆ assert_file_overwrite()

◆ find_codec()

◆ parse_and_set_vsync()

◆ filtergraph_is_simple()

◆ init_simple_filtergraph()

◆ fg_finalise_bindings()

◆ frame_data()

◆ frame_data_c()

◆ packet_data()

◆ packet_data_c()

◆ ofilter_bind_ost()

◆ fg_create()

◆ fg_free()

◆ fg_send_command()

◆ ffmpeg_parse_options()

◆ enc_stats_write()

◆ hw_device_get_by_name()

◆ hw_device_get_by_type()

◆ hw_device_init_from_string()

◆ hw_device_init_from_type()

◆ hw_device_free_all()

◆ hw_device_for_filter()

◆ dec_create()

◆ dec_init()

◆ dec_free()

◆ dec_filter_add()

◆ enc_alloc()

◆ enc_free()

◆ enc_open()

◆ enc_loopback()

◆ of_stream_init()

◆ of_write_trailer()

◆ of_open()

◆ of_free()

◆ of_enc_stats_close()

◆ of_filesize()

◆ ifile_open()

◆ ifile_close()

◆ ist_output_add()

◆ ist_filter_add()

◆ ist_find_unused()

◆ ist_iter()

◆ ost_iter()