#include "config.h"
#include <ctype.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
#include <errno.h>
#include <limits.h>
#include <stdint.h>
#include "libavformat/avformat.h"
#include "libavdevice/avdevice.h"
#include "libswresample/swresample.h"
#include "libavutil/opt.h"
#include "libavutil/channel_layout.h"
#include "libavutil/parseutils.h"
#include "libavutil/samplefmt.h"
#include "libavutil/fifo.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/dict.h"
#include "libavutil/mathematics.h"
#include "libavutil/pixdesc.h"
#include "libavutil/avstring.h"
#include "libavutil/libm.h"
#include "libavutil/imgutils.h"
#include "libavutil/timestamp.h"
#include "libavutil/bprint.h"
#include "libavutil/time.h"
#include "libavutil/threadmessage.h"
#include "libavformat/os_support.h"
#include "libavformat/ffm.h"
#include "libavfilter/avcodec.h"
#include "libavfilter/avfilter.h"
#include "libavfilter/buffersrc.h"
#include "libavfilter/buffersink.h"
#include <time.h>
#include "ffmpeg.h"
#include "cmdutils.h"
#include "libavutil/avassert.h"

Include dependency graph for patch_ffmpeg_ffmpeg.c:

Defines
#define	DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
Functions
static void	abort_codec_experimental (AVCodec *c, int encoder)
void	assert_avoptions (AVDictionary *m)
static int	check_keyboard_interaction (int64_t cur_time)
static int	check_output_constraints (InputStream ist, OutputStream ost)
static int	check_recording_time (OutputStream *ost)
static OutputStream *	choose_output (void)
static void	close_all_output_streams (OutputStream *ost, OSTFinished this_stream, OSTFinished others)
static void	close_output_stream (OutputStream *ost)
static int	compare_int64 (const void a, const void b)
static int	decode_audio (InputStream ist, AVPacket pkt, int *got_output)
static int	decode_interrupt_cb (void *ctx)
static int	decode_video (InputStream ist, AVPacket pkt, int *got_output)
static void	do_audio_out (AVFormatContext s, OutputStream ost, AVFrame *frame)
static void	do_streamcopy (InputStream ist, OutputStream ost, const AVPacket *pkt)
static void	do_subtitle_out (AVFormatContext s, OutputStream ost, InputStream ist, AVSubtitle sub)
static void	do_video_out (AVFormatContext s, OutputStream ost, AVFrame *in_picture)
static void	do_video_stats (OutputStream *ost, int frame_size)
static void	ffmpeg_cleanup (int ret)
static void	finish_output_stream (OutputStream *ost)
static void	flush_encoders (void)
static void	free_input_threads (void)
static int	get_buffer (AVCodecContext s, AVFrame frame, int flags)
static enum AVPixelFormat	get_format (AVCodecContext s, const enum AVPixelFormat pix_fmts)
static const HWAccel *	get_hwaccel (enum AVPixelFormat pix_fmt)
static int	get_input_packet (InputFile f, AVPacket pkt)
static InputStream *	get_input_stream (OutputStream *ost)
static int64_t	getmaxrss (void)
static int64_t	getutime (void)
static int	got_eagain (void)
int	guess_input_channel_layout (InputStream *ist)
static int	init_input_stream (int ist_index, char *error, int error_len)
static void	log_callback_null (void ptr, int level, const char fmt, va_list vl)
int	main (int argc, char **argv)
static int	need_output (void)
static void	parse_forced_key_frames (char kf, OutputStream ost, AVCodecContext *avctx)
static void	print_final_stats (int64_t total_size)
static void	print_report (int is_last_report, int64_t timer_start, int64_t cur_time)
static void	print_sdp (void)
static int	process_input (int file_index)
static int	process_input_packet (InputStream ist, const AVPacket pkt)
static double	psnr (double d)
static int	read_key (void)
static int	reap_filters (void)
void	remove_avoptions (AVDictionary *a, AVDictionary b)
static void	report_new_stream (int input_index, AVPacket *pkt)
static void	reset_eagain (void)
static void	set_encoder_id (OutputFile of, OutputStream ost)
static void	sigterm_handler (int sig)
static void	sub2video_copy_rect (uint8_t dst, int dst_linesize, int w, int h, AVSubtitleRect r)
static void	sub2video_flush (InputStream *ist)
static int	sub2video_get_blank_frame (InputStream *ist)
static void	sub2video_heartbeat (InputStream *ist, int64_t pts)
static void	sub2video_push_ref (InputStream *ist, int64_t pts)
static void	sub2video_update (InputStream ist, AVSubtitle sub)
void	term_exit (void)
static void	term_exit_sigsafe (void)
void	term_init (void)
static int	transcode (void)
static int	transcode_from_filter (FilterGraph graph, InputStream *best_ist)
static int	transcode_init (void)
static int	transcode_step (void)
static int	transcode_subtitles (InputStream ist, AVPacket pkt, int *got_output)
static void	update_benchmark (const char *fmt,...)
static void	write_frame (AVFormatContext s, AVPacket pkt, OutputStream *ost)
Variables
static int	current_time
static int64_t	decode_error_stat [2]
FilterGraph **	filtergraphs
const char *const	forced_keyframes_const_names []
InputFile **	input_files = NULL
InputStream **	input_streams = NULL
const AVIOInterruptCB	int_cb = { decode_interrupt_cb, NULL }
static int	main_return_code = 0
static int	mainThreadId = 0
int	nb_filtergraphs
static int	nb_frames_drop = 0
static int	nb_frames_dup = 0
int	nb_input_files = 0
int	nb_input_streams = 0
int	nb_output_files = 0
int	nb_output_streams = 0
OutputFile **	output_files = NULL
OutputStream **	output_streams = NULL
const int	program_birth_year = 2000
const char	program_name [] = "ffmpeg"
AVIOContext *	progress_avio = NULL
static volatile int	received_nb_signals = 0
static volatile int	received_sigterm = 0
static int	run_as_daemon = 0
static uint8_t *	subtitle_out
static volatile int	transcode_init_done = 0
static FILE *	vstats_file

Detailed Description

multimedia converter based on the FFmpeg libraries

Definition in file patch_ffmpeg_ffmpeg.c.

Define Documentation

#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"

Definition at line 136 of file patch_ffmpeg_ffmpeg.c.

Function Documentation

static void abort_codec_experimental	(	AVCodec *	c,
		int	encoder
	)		`[static]`

Definition at line 559 of file patch_ffmpeg_ffmpeg.c.

void assert_avoptions ( AVDictionary * m )

Definition at line 550 of file patch_ffmpeg_ffmpeg.c.

static int check_keyboard_interaction ( int64_t cur_time ) [static]

Definition at line 3099 of file patch_ffmpeg_ffmpeg.c.

static int check_output_constraints	(	InputStream *	ist,
		OutputStream *	ost
	)		`[static]`

Definition at line 1605 of file patch_ffmpeg_ffmpeg.c.

static int check_recording_time ( OutputStream * ost ) [static]

Definition at line 734 of file patch_ffmpeg_ffmpeg.c.

static OutputStream* choose_output ( void ) [static]

Select the output stream to process.

Returns:: selected output stream, or NULL if none available

Definition at line 3081 of file patch_ffmpeg_ffmpeg.c.

static void close_all_output_streams	(	OutputStream *	ost,
		OSTFinished	this_stream,
		OSTFinished	others
	)		`[static]`

Definition at line 581 of file patch_ffmpeg_ffmpeg.c.

static void close_output_stream ( OutputStream * ost ) [static]

Definition at line 723 of file patch_ffmpeg_ffmpeg.c.

static int compare_int64	(	const void *	a,
		const void *	b
	)		`[static]`

Definition at line 2338 of file patch_ffmpeg_ffmpeg.c.

static int decode_audio	(	InputStream *	ist,
		AVPacket *	pkt,
		int *	got_output
	)		`[static]`

Definition at line 1742 of file patch_ffmpeg_ffmpeg.c.

static int decode_interrupt_cb ( void * ctx ) [static]

Definition at line 423 of file patch_ffmpeg_ffmpeg.c.

static int decode_video	(	InputStream *	ist,
		AVPacket *	pkt,
		int *	got_output
	)		`[static]`

Definition at line 1876 of file patch_ffmpeg_ffmpeg.c.

static void do_audio_out	(	AVFormatContext *	s,
		OutputStream *	ost,
		AVFrame *	frame
	)		`[static]`

Definition at line 747 of file patch_ffmpeg_ffmpeg.c.

static void do_streamcopy	(	InputStream *	ist,
		OutputStream *	ost,
		const AVPacket *	pkt
	)		`[static]`

Definition at line 1622 of file patch_ffmpeg_ffmpeg.c.

static void do_subtitle_out	(	AVFormatContext *	s,
		OutputStream *	ost,
		InputStream *	ist,
		AVSubtitle *	sub
	)		`[static]`

Definition at line 796 of file patch_ffmpeg_ffmpeg.c.

static void do_video_out	(	AVFormatContext *	s,
		OutputStream *	ost,
		AVFrame *	in_picture
	)		`[static]`

Definition at line 876 of file patch_ffmpeg_ffmpeg.c.

static void do_video_stats	(	OutputStream *	ost,
		int	frame_size
	)		`[static]`

Definition at line 1115 of file patch_ffmpeg_ffmpeg.c.

static void ffmpeg_cleanup ( int ret ) [static]

Definition at line 430 of file patch_ffmpeg_ffmpeg.c.

static void finish_output_stream ( OutputStream * ost ) [static]

Definition at line 1151 of file patch_ffmpeg_ffmpeg.c.

static void flush_encoders ( void ) [static]

Definition at line 1527 of file patch_ffmpeg_ffmpeg.c.

static void free_input_threads ( void ) [static]

static int get_buffer	(	AVCodecContext *	s,
		AVFrame *	frame,
		int	flags
	)		`[static]`

Definition at line 2274 of file patch_ffmpeg_ffmpeg.c.

static enum AVPixelFormat get_format	(	AVCodecContext *	s,
		const enum AVPixelFormat *	pix_fmts
	)		`[static]`

Definition at line 2236 of file patch_ffmpeg_ffmpeg.c.

static const HWAccel* get_hwaccel ( enum AVPixelFormat pix_fmt ) [static]

Definition at line 2227 of file patch_ffmpeg_ffmpeg.c.

static int get_input_packet	(	InputFile *	f,
		AVPacket *	pkt
	)		`[static]`

Definition at line 3285 of file patch_ffmpeg_ffmpeg.c.

static InputStream* get_input_stream ( OutputStream * ost ) [static]

Definition at line 2331 of file patch_ffmpeg_ffmpeg.c.

static int64_t getmaxrss ( void ) [static]

Definition at line 3783 of file patch_ffmpeg_ffmpeg.c.

static int64_t getutime ( void ) [static]

Definition at line 3765 of file patch_ffmpeg_ffmpeg.c.

static int got_eagain ( void ) [static]

Definition at line 3305 of file patch_ffmpeg_ffmpeg.c.

int guess_input_channel_layout ( InputStream * ist )

Definition at line 1722 of file patch_ffmpeg_ffmpeg.c.

static int init_input_stream	(	int	ist_index,
		char *	error,
		int	error_len
	)		`[static]`

Definition at line 2284 of file patch_ffmpeg_ffmpeg.c.

static void log_callback_null	(	void *	ptr,
		int	level,
		const char *	fmt,
		va_list	vl
	)		`[static]`

Definition at line 3801 of file patch_ffmpeg_ffmpeg.c.

int main	(	int	argc,
		char **	argv
	)

Definition at line 3805 of file patch_ffmpeg_ffmpeg.c.

static int need_output ( void ) [static]

Definition at line 3051 of file patch_ffmpeg_ffmpeg.c.

static void parse_forced_key_frames	(	char *	kf,
		OutputStream *	ost,
		AVCodecContext *	avctx
	)		`[static]`

Definition at line 2344 of file patch_ffmpeg_ffmpeg.c.

static void print_final_stats ( int64_t total_size ) [static]

Definition at line 1253 of file patch_ffmpeg_ffmpeg.c.

static void print_report	(	int	is_last_report,
		int64_t	timer_start,
		int64_t	cur_time
	)		`[static]`

Definition at line 1362 of file patch_ffmpeg_ffmpeg.c.

static void print_sdp ( void ) [static]

Definition at line 2210 of file patch_ffmpeg_ffmpeg.c.

static int process_input ( int file_index ) [static]

Definition at line 3330 of file patch_ffmpeg_ffmpeg.c.

static int process_input_packet	(	InputStream *	ist,
		const AVPacket *	pkt
	)		`[static]`

Definition at line 2068 of file patch_ffmpeg_ffmpeg.c.

static double psnr ( double d ) [static]

Definition at line 1110 of file patch_ffmpeg_ffmpeg.c.

static int read_key ( void ) [static]

Definition at line 368 of file patch_ffmpeg_ffmpeg.c.

static int reap_filters ( void ) [static]

Get and encode new output from any of the filtergraphs, without causing activity.

Returns:: 0 for success, <0 for severe errors

Definition at line 1170 of file patch_ffmpeg_ffmpeg.c.

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

Definition at line 541 of file patch_ffmpeg_ffmpeg.c.

static void report_new_stream	(	int	input_index,
		AVPacket *	pkt
	)		`[static]`

Definition at line 2407 of file patch_ffmpeg_ffmpeg.c.

static void reset_eagain ( void ) [static]

Definition at line 3314 of file patch_ffmpeg_ffmpeg.c.

static void set_encoder_id	(	OutputFile *	of,
		OutputStream *	ost
	)		`[static]`

Definition at line 2422 of file patch_ffmpeg_ffmpeg.c.

static void sigterm_handler ( int sig ) [static]

Definition at line 320 of file patch_ffmpeg_ffmpeg.c.

static void sub2video_copy_rect	(	uint8_t *	dst,
		int	dst_linesize,
		int	w,
		int	h,
		AVSubtitleRect *	r
	)		`[static]`

Definition at line 181 of file patch_ffmpeg_ffmpeg.c.

static void sub2video_flush ( InputStream * ist ) [static]

Definition at line 287 of file patch_ffmpeg_ffmpeg.c.

static int sub2video_get_blank_frame ( InputStream * ist ) [static]

Definition at line 166 of file patch_ffmpeg_ffmpeg.c.

static void sub2video_heartbeat	(	InputStream *	ist,
		int64_t	pts
	)		`[static]`

Definition at line 258 of file patch_ffmpeg_ffmpeg.c.

static void sub2video_push_ref	(	InputStream *	ist,
		int64_t	pts
	)		`[static]`

Definition at line 210 of file patch_ffmpeg_ffmpeg.c.

static void sub2video_update	(	InputStream *	ist,
		AVSubtitle *	sub
	)		`[static]`

Definition at line 223 of file patch_ffmpeg_ffmpeg.c.

void term_exit ( void )

Definition at line 307 of file patch_ffmpeg_ffmpeg.c.

static void term_exit_sigsafe ( void ) [static]

Definition at line 299 of file patch_ffmpeg_ffmpeg.c.

void term_init ( void )

Definition at line 330 of file patch_ffmpeg_ffmpeg.c.

static int transcode ( void ) [static]

Definition at line 3646 of file patch_ffmpeg_ffmpeg.c.

static int transcode_from_filter	(	FilterGraph *	graph,
		InputStream **	best_ist
	)		`[static]`

Perform a step of transcoding for the specified filter graph.

Parameters:

[in]	graph	filter graph to consider
[out]	best_ist	input stream where a frame would allow to continue

Returns:: 0 for success, <0 for error

Definition at line 3558 of file patch_ffmpeg_ffmpeg.c.

static int transcode_init ( void ) [static]

Definition at line 2463 of file patch_ffmpeg_ffmpeg.c.

static int transcode_step ( void ) [static]

Run a single step of transcoding.

Returns:: 0 for success, <0 for error

Definition at line 3604 of file patch_ffmpeg_ffmpeg.c.

static int transcode_subtitles	(	InputStream *	ist,
		AVPacket *	pkt,
		int *	got_output
	)		`[static]`

Definition at line 2007 of file patch_ffmpeg_ffmpeg.c.

static void update_benchmark	(	const char *	fmt,
			...
	)		`[static]`

Definition at line 564 of file patch_ffmpeg_ffmpeg.c.

static void write_frame	(	AVFormatContext *	s,
		AVPacket *	pkt,
		OutputStream *	ost
	)		`[static]`

Definition at line 590 of file patch_ffmpeg_ffmpeg.c.

Variable Documentation

int current_time [static]

Definition at line 131 of file patch_ffmpeg_ffmpeg.c.

int64_t decode_error_stat[2] [static]

Definition at line 129 of file patch_ffmpeg_ffmpeg.c.

FilterGraph** filtergraphs

Definition at line 148 of file patch_ffmpeg_ffmpeg.c.

const char* const forced_keyframes_const_names[]

Initial value:

 {
    "n",
    "n_forced",
    "prev_forced_n",
    "prev_forced_t",
    "t",
    NULL
}

Definition at line 113 of file patch_ffmpeg_ffmpeg.c.

InputFile** input_files = NULL

Definition at line 140 of file patch_ffmpeg_ffmpeg.c.

InputStream** input_streams = NULL

Definition at line 138 of file patch_ffmpeg_ffmpeg.c.

const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }

Definition at line 428 of file patch_ffmpeg_ffmpeg.c.

int main_return_code = 0 [static]

Definition at line 316 of file patch_ffmpeg_ffmpeg.c.

int mainThreadId = 0 [static]

Definition at line 317 of file patch_ffmpeg_ffmpeg.c.

int nb_filtergraphs

Definition at line 149 of file patch_ffmpeg_ffmpeg.c.

int nb_frames_drop = 0 [static]

Definition at line 128 of file patch_ffmpeg_ffmpeg.c.

int nb_frames_dup = 0 [static]

Definition at line 127 of file patch_ffmpeg_ffmpeg.c.

int nb_input_files = 0

Definition at line 141 of file patch_ffmpeg_ffmpeg.c.

int nb_input_streams = 0

Definition at line 139 of file patch_ffmpeg_ffmpeg.c.

int nb_output_files = 0

Definition at line 146 of file patch_ffmpeg_ffmpeg.c.

int nb_output_streams = 0

Definition at line 144 of file patch_ffmpeg_ffmpeg.c.

OutputFile** output_files = NULL

Definition at line 145 of file patch_ffmpeg_ffmpeg.c.

OutputStream** output_streams = NULL

Definition at line 143 of file patch_ffmpeg_ffmpeg.c.

const int program_birth_year = 2000

Definition at line 109 of file patch_ffmpeg_ffmpeg.c.

const char program_name[] = "ffmpeg"

Definition at line 108 of file patch_ffmpeg_ffmpeg.c.

AVIOContext* progress_avio = NULL

Definition at line 132 of file patch_ffmpeg_ffmpeg.c.

volatile int received_nb_signals = 0 [static]

Definition at line 314 of file patch_ffmpeg_ffmpeg.c.

volatile int received_sigterm = 0 [static]

Definition at line 313 of file patch_ffmpeg_ffmpeg.c.

int run_as_daemon = 0 [static]

Definition at line 126 of file patch_ffmpeg_ffmpeg.c.

uint8_t* subtitle_out [static]

Definition at line 134 of file patch_ffmpeg_ffmpeg.c.

volatile int transcode_init_done = 0 [static]

Definition at line 315 of file patch_ffmpeg_ffmpeg.c.

FILE* vstats_file [static]

Definition at line 111 of file patch_ffmpeg_ffmpeg.c.

Defines

Functions

Variables

Detailed Description

Define Documentation

Function Documentation

Variable Documentation