ffplay.c File Reference

simple media player based on the FFmpeg libraries More...

#include "config.h"
#include <inttypes.h>
#include <math.h>
#include <limits.h>
#include <signal.h>
#include <stdint.h>
#include "libavutil/avstring.h"
#include "libavutil/colorspace.h"
#include "libavutil/mathematics.h"
#include "libavutil/pixdesc.h"
#include "libavutil/imgutils.h"
#include "libavutil/dict.h"
#include "libavutil/parseutils.h"
#include "libavutil/samplefmt.h"
#include "libavutil/avassert.h"
#include "libavutil/time.h"
#include "libavformat/avformat.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
#include "libavutil/opt.h"
#include "libavcodec/avfft.h"
#include "libswresample/swresample.h"
#include <SDL.h>
#include <SDL_thread.h>
#include "cmdutils.h"
#include <assert.h>
#include "cmdutils_common_opts.h"

Go to the source code of this file.

Data Structures
struct	MyAVPacketList
struct	PacketQueue
struct	VideoPicture
struct	SubPicture
struct	AudioParams
struct	Clock
struct	VideoState

Macros
#define	MAX_QUEUE_SIZE   (15 * 1024 * 1024)
#define	MIN_FRAMES   5
#define	SDL_AUDIO_MIN_BUFFER_SIZE   512
#define	SDL_AUDIO_MAX_CALLBACKS_PER_SEC   30
#define	AV_SYNC_THRESHOLD_MIN   0.04
#define	AV_SYNC_THRESHOLD_MAX   0.1
#define	AV_SYNC_FRAMEDUP_THRESHOLD   0.1
#define	AV_NOSYNC_THRESHOLD   10.0
#define	SAMPLE_CORRECTION_PERCENT_MAX   10
#define	EXTERNAL_CLOCK_SPEED_MIN   0.900
#define	EXTERNAL_CLOCK_SPEED_MAX   1.010
#define	EXTERNAL_CLOCK_SPEED_STEP   0.001
#define	AUDIO_DIFF_AVG_NB   20
#define	REFRESH_RATE   0.01
#define	SAMPLE_ARRAY_SIZE   (8 * 65536)
#define	CURSOR_HIDE_DELAY   1000000
#define	VIDEO_PICTURE_QUEUE_SIZE   3
#define	SUBPICTURE_QUEUE_SIZE   16
#define	FF_ALLOC_EVENT   (SDL_USEREVENT)
#define	FF_QUIT_EVENT   (SDL_USEREVENT + 2)
#define	ALPHA_BLEND(a, oldp, newp, s)   ((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))
#define	RGBA_IN(r, g, b, a, s)
#define	YUVA_IN(y, u, v, a, s, pal)
#define	YUVA_OUT(d, y, u, v, a)
#define	BPP   1

Enumerations
enum	{ AV_SYNC_AUDIO_MASTER, AV_SYNC_VIDEO_MASTER, AV_SYNC_EXTERNAL_CLOCK }

Functions
static int	cmp_audio_fmts (enum AVSampleFormat fmt1, int64_t channel_count1, enum AVSampleFormat fmt2, int64_t channel_count2)
static int64_t	get_valid_channel_layout (int64_t channel_layout, int channels)
static int	packet_queue_put_private (PacketQueue *q, AVPacket *pkt)
static int	packet_queue_put (PacketQueue *q, AVPacket *pkt)
static int	packet_queue_put_nullpacket (PacketQueue *q, int stream_index)
static void	packet_queue_init (PacketQueue *q)
static void	packet_queue_flush (PacketQueue *q)
static void	packet_queue_destroy (PacketQueue *q)
static void	packet_queue_abort (PacketQueue *q)
static void	packet_queue_start (PacketQueue *q)
static int	packet_queue_get (PacketQueue *q, AVPacket *pkt, int block, int *serial)
static void	fill_rectangle (SDL_Surface *screen, int x, int y, int w, int h, int color, int update)
static void	fill_border (int xleft, int ytop, int width, int height, int x, int y, int w, int h, int color, int update)
static void	blend_subrect (AVPicture *dst, const AVSubtitleRect *rect, int imgw, int imgh)
static void	free_picture (VideoPicture *vp)
static void	free_subpicture (SubPicture *sp)
static void	calculate_display_rect (SDL_Rect *rect, int scr_xleft, int scr_ytop, int scr_width, int scr_height, int pic_width, int pic_height, AVRational pic_sar)
static void	video_image_display (VideoState *is)
static int	compute_mod (int a, int b)
static void	video_audio_display (VideoState *s)
static void	stream_close (VideoState *is)
static void	do_exit (VideoState *is)
static void	sigterm_handler (int sig)
static void	set_default_window_size (int width, int height, AVRational sar)
static int	video_open (VideoState *is, int force_set_video_mode, VideoPicture *vp)
static void	video_display (VideoState *is)
static double	get_clock (Clock *c)
static void	set_clock_at (Clock *c, double pts, int serial, double time)
static void	set_clock (Clock *c, double pts, int serial)
static void	set_clock_speed (Clock *c, double speed)
static void	init_clock (Clock *c, int *queue_serial)
static void	sync_clock_to_slave (Clock *c, Clock *slave)
static int	get_master_sync_type (VideoState *is)
static double	get_master_clock (VideoState *is)
static void	check_external_clock_speed (VideoState *is)
static void	stream_seek (VideoState *is, int64_t pos, int64_t rel, int seek_by_bytes)
static void	stream_toggle_pause (VideoState *is)
static void	toggle_pause (VideoState *is)
static void	step_to_next_frame (VideoState *is)
static double	compute_target_delay (double delay, VideoState *is)
static double	vp_duration (VideoState *is, VideoPicture *vp, VideoPicture *nextvp)
static int	pictq_nb_remaining (VideoState *is)
static int	pictq_prev_picture (VideoState *is)
static void	pictq_next_picture (VideoState *is)
static void	update_video_pts (VideoState *is, double pts, int64_t pos, int serial)
static void	video_refresh (void *opaque, double *remaining_time)
static void	alloc_picture (VideoState *is)
static void	duplicate_right_border_pixels (SDL_Overlay *bmp)
static int	queue_picture (VideoState *is, AVFrame *src_frame, double pts, double duration, int64_t pos, int serial)
static int	get_video_frame (VideoState *is, AVFrame *frame, AVPacket *pkt, int *serial)
static int	video_thread (void *arg)
static int	subtitle_thread (void *arg)
static void	update_sample_display (VideoState *is, short *samples, int samples_size)
static int	synchronize_audio (VideoState *is, int nb_samples)
static int	audio_decode_frame (VideoState *is)
	Decode one audio frame and return its uncompressed size.
static void	sdl_audio_callback (void *opaque, Uint8 *stream, int len)
static int	audio_open (void *opaque, int64_t wanted_channel_layout, int wanted_nb_channels, int wanted_sample_rate, struct AudioParams *audio_hw_params)
static int	stream_component_open (VideoState *is, int stream_index)
static void	stream_component_close (VideoState *is, int stream_index)
static int	decode_interrupt_cb (void *ctx)
static int	is_realtime (AVFormatContext *s)
static int	read_thread (void *arg)
static VideoState *	stream_open (const char *filename, AVInputFormat *iformat)
static void	stream_cycle_channel (VideoState *is, int codec_type)
static void	toggle_full_screen (VideoState *is)
static void	toggle_audio_display (VideoState *is)
static void	refresh_loop_wait_event (VideoState *is, SDL_Event *event)
static void	seek_chapter (VideoState *is, int incr)
static void	event_loop (VideoState *cur_stream)
static int	opt_frame_size (void *optctx, const char *opt, const char *arg)
static int	opt_width (void *optctx, const char *opt, const char *arg)
static int	opt_height (void *optctx, const char *opt, const char *arg)
static int	opt_format (void *optctx, const char *opt, const char *arg)
static int	opt_frame_pix_fmt (void *optctx, const char *opt, const char *arg)
static int	opt_sync (void *optctx, const char *opt, const char *arg)
static int	opt_seek (void *optctx, const char *opt, const char *arg)
static int	opt_duration (void *optctx, const char *opt, const char *arg)
static int	opt_show_mode (void *optctx, const char *opt, const char *arg)
static void	opt_input_file (void *optctx, const char *filename)
static int	opt_codec (void *optctx, const char *opt, const char *arg)
static void	show_usage (void)
void	show_help_default (const char *opt, const char *arg)
	Per-fftool specific help handler.
static int	lockmgr (void **mtx, enum AVLockOp op)
int	main (int argc, char **argv)

Variables
const char	program_name [] = "ffplay"
	program name, defined by the program for show_version().
const int	program_birth_year = 2003
	program birth year, defined by the program for show_banner()
static int64_t	sws_flags = SWS_BICUBIC
static AVInputFormat *	file_iformat
static const char *	input_filename
static const char *	window_title
static int	fs_screen_width
static int	fs_screen_height
static int	default_width = 640
static int	default_height = 480
static int	screen_width = 0
static int	screen_height = 0
static int	audio_disable
static int	video_disable
static int	subtitle_disable
static int	wanted_stream [AVMEDIA_TYPE_NB]
static int	seek_by_bytes = -1
static int	display_disable
static int	show_status = 1
static int	av_sync_type = AV_SYNC_AUDIO_MASTER
static int64_t	start_time = AV_NOPTS_VALUE
static int64_t	duration = AV_NOPTS_VALUE
static int	workaround_bugs = 1
static int	fast = 0
static int	genpts = 0
static int	lowres = 0
static int	decoder_reorder_pts = -1
static int	autoexit
static int	exit_on_keydown
static int	exit_on_mousedown
static int	loop = 1
static int	framedrop = -1
static int	infinite_buffer = -1
static enum ShowMode	show_mode = SHOW_MODE_NONE
static const char *	audio_codec_name
static const char *	subtitle_codec_name
static const char *	video_codec_name
double	rdftspeed = 0.02
static int64_t	cursor_last_shown
static int	cursor_hidden = 0
static int	autorotate = 1
static int	is_full_screen
static int64_t	audio_callback_time
static AVPacket	flush_pkt
static SDL_Surface *	screen
static int	dummy
static const OptionDef	options []

Detailed Description

simple media player based on the FFmpeg libraries

Definition in file ffplay.c.

Macro Definition Documentation

#define MAX_QUEUE_SIZE   (15 * 1024 * 1024)

Definition at line 67 of file ffplay.c.

Referenced by read_thread().

#define MIN_FRAMES   5

Definition at line 68 of file ffplay.c.

Referenced by check_external_clock_speed(), and read_thread().

#define SDL_AUDIO_MIN_BUFFER_SIZE   512

Definition at line 71 of file ffplay.c.

Referenced by audio_open().

#define SDL_AUDIO_MAX_CALLBACKS_PER_SEC   30

Definition at line 73 of file ffplay.c.

Referenced by audio_open().

#define AV_SYNC_THRESHOLD_MIN   0.04

Definition at line 76 of file ffplay.c.

Referenced by compute_target_delay().

#define AV_SYNC_THRESHOLD_MAX   0.1

Definition at line 78 of file ffplay.c.

Referenced by compute_target_delay(), and video_refresh().

#define AV_SYNC_FRAMEDUP_THRESHOLD   0.1

Definition at line 80 of file ffplay.c.

Referenced by compute_target_delay().

#define AV_NOSYNC_THRESHOLD   10.0

Definition at line 82 of file ffplay.c.

Referenced by get_video_frame(), sync_clock_to_slave(), synchronize_audio(), and video_thread().

#define SAMPLE_CORRECTION_PERCENT_MAX   10

Definition at line 85 of file ffplay.c.

Referenced by synchronize_audio().

#define EXTERNAL_CLOCK_SPEED_MIN   0.900

Definition at line 88 of file ffplay.c.

Referenced by check_external_clock_speed().

#define EXTERNAL_CLOCK_SPEED_MAX   1.010

Definition at line 89 of file ffplay.c.

Referenced by check_external_clock_speed().

#define EXTERNAL_CLOCK_SPEED_STEP   0.001

Definition at line 90 of file ffplay.c.

Referenced by check_external_clock_speed().

#define AUDIO_DIFF_AVG_NB   20

Definition at line 93 of file ffplay.c.

Referenced by stream_component_open(), and synchronize_audio().

#define REFRESH_RATE   0.01

Definition at line 96 of file ffplay.c.

Referenced by refresh_loop_wait_event().

#define SAMPLE_ARRAY_SIZE   (8 * 65536)

Definition at line 100 of file ffplay.c.

Referenced by update_sample_display(), and video_audio_display().

#define CURSOR_HIDE_DELAY   1000000

Definition at line 102 of file ffplay.c.

Referenced by refresh_loop_wait_event().

#define VIDEO_PICTURE_QUEUE_SIZE   3

Definition at line 122 of file ffplay.c.

Referenced by pictq_next_picture(), queue_picture(), stream_close(), toggle_full_screen(), video_image_display(), and video_refresh().

#define SUBPICTURE_QUEUE_SIZE   16

Definition at line 123 of file ffplay.c.

Referenced by stream_close(), subtitle_thread(), and video_refresh().

#define FF_ALLOC_EVENT   (SDL_USEREVENT)

Definition at line 340 of file ffplay.c.

Referenced by event_loop(), and queue_picture().

#define FF_QUIT_EVENT   (SDL_USEREVENT + 2)

Definition at line 341 of file ffplay.c.

Referenced by event_loop(), read_thread(), and video_thread().

#define ALPHA_BLEND	(		a,
			oldp,
			newp,
			s
	)		((((oldp << s) * (255 - (a))) + (newp * (a))) / (255 << s))

Definition at line 569 of file ffplay.c.

Referenced by blend_subrect().

#define RGBA_IN	(		r,
			g,
			b,
			a,
			s
	)

Value:

{\
    unsigned int v = ((const uint32_t *)(s))[0];\
    a = (v >> 24) & 0xff;\
    r = (v >> 16) & 0xff;\
    g = (v >> 8) & 0xff;\
    b = v & 0xff;\
}

Definition at line 572 of file ffplay.c.

Referenced by subtitle_thread().

#define YUVA_IN	(		y,
			u,
			v,
			a,
			s,
			pal
	)

Value:

{\
    unsigned int val = ((const uint32_t *)(pal))[*(const uint8_t*)(s)];\
    a = (val >> 24) & 0xff;\
    y = (val >> 16) & 0xff;\
    u = (val >> 8) & 0xff;\
    v = val & 0xff;\
}

Definition at line 581 of file ffplay.c.

Referenced by blend_subrect().

#define YUVA_OUT	(		d,
			y,
			u,
			v,
			a
	)

Value:

{\
    ((uint32_t *)(d))[0] = (a << 24) | (y << 16) | (u << 8) | v;\
}

Definition at line 590 of file ffplay.c.

Referenced by subtitle_thread().

#define BPP   1

Definition at line 596 of file ffplay.c.

Referenced by blend_subrect().

Enumeration Type Documentation

anonymous enum

Enumerator:

AV_SYNC_AUDIO_MASTER
AV_SYNC_VIDEO_MASTER
AV_SYNC_EXTERNAL_CLOCK

Definition at line 163 of file ffplay.c.

Function Documentation

static int cmp_audio_fmts ( enum AVSampleFormat  fmt1, int64_t  channel_count1, enum AVSampleFormat  fmt2, int64_t  channel_count2  )

inlinestatic

Definition at line 355 of file ffplay.c.

Referenced by audio_decode_frame().

static int64_t get_valid_channel_layout ( int64_t  channel_layout, int  channels  )

inlinestatic

Definition at line 366 of file ffplay.c.

Referenced by audio_decode_frame(), and stream_component_open().

static int packet_queue_put_private ( PacketQueue *  q, AVPacket *  pkt  )

static

Definition at line 374 of file ffplay.c.

Referenced by packet_queue_put(), and packet_queue_start().

static int packet_queue_put ( PacketQueue *  q, AVPacket *  pkt  )

static

Definition at line 402 of file ffplay.c.

Referenced by packet_queue_put_nullpacket(), and read_thread().

static int packet_queue_put_nullpacket ( PacketQueue *  q, int  stream_index  )

static

Definition at line 420 of file ffplay.c.

Referenced by read_thread().

static void packet_queue_init ( PacketQueue *  q )

static

Definition at line 431 of file ffplay.c.

Referenced by stream_open().

static void packet_queue_flush ( PacketQueue *  q )

static

Definition at line 439 of file ffplay.c.

Referenced by packet_queue_destroy(), read_thread(), and stream_component_close().

static void packet_queue_destroy ( PacketQueue *  q )

static

Definition at line 456 of file ffplay.c.

Referenced by stream_close().

static void packet_queue_abort ( PacketQueue *  q )

static

Definition at line 463 of file ffplay.c.

Referenced by stream_component_close().

static void packet_queue_start ( PacketQueue *  q )

static

Definition at line 474 of file ffplay.c.

Referenced by stream_component_open().

static int packet_queue_get ( PacketQueue *  q, AVPacket *  pkt, int  block, int *  serial  )

static

Definition at line 483 of file ffplay.c.

Referenced by get_video_frame(), and subtitle_thread().

static void fill_rectangle ( SDL_Surface *  screen, int  x, int  y, int  w, int  h, int  color, int  update  )

inlinestatic

Definition at line 520 of file ffplay.c.

Referenced by decode_cabac_luma_residual(), decode_cabac_residual_internal(), decode_cabac_residual_nondc(), decode_luma_residual(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), fill_border(), fill_decode_caches(), fill_filter_caches_inter(), h264_er_decode_mb(), hl_decode_mb(), hl_decode_mb_444(), pred_pskip_motion(), pred_spatial_direct_motion(), pred_temp_direct_motion(), rv34_decode_inter_macroblock(), rv34_decode_inter_mb_header(), rv34_decode_intra_macroblock(), rv34_decode_intra_mb_header(), rv34_output_intra(), svq3_mc_dir(), toggle_audio_display(), video_audio_display(), write_back_motion(), and ZERO8x2().

static void fill_border ( int  xleft, int  ytop, int  width, int  height, int  x, int  y, int  w, int  h, int  color, int  update  )

static

Definition at line 534 of file ffplay.c.

Referenced by video_image_display().

static void blend_subrect ( AVPicture *  dst, const AVSubtitleRect *  rect, int  imgw, int  imgh  )

static

Definition at line 598 of file ffplay.c.

Referenced by video_image_display().

static void free_picture ( VideoPicture *  vp )

static

Definition at line 798 of file ffplay.c.

Referenced by alloc_picture(), and stream_close().

static void free_subpicture ( SubPicture *  sp )

static

Definition at line 806 of file ffplay.c.

Referenced by stream_close(), and video_refresh().

static void calculate_display_rect ( SDL_Rect *  rect, int  scr_xleft, int  scr_ytop, int  scr_width, int  scr_height, int  pic_width, int  pic_height, AVRational  pic_sar  )

static

Definition at line 811 of file ffplay.c.

Referenced by set_default_window_size(), and video_image_display().

static void video_image_display ( VideoState *  is )

static

Definition at line 842 of file ffplay.c.

Referenced by video_display().

static int compute_mod ( int  a, int  b  )

inlinestatic

Definition at line 888 of file ffplay.c.

Referenced by video_audio_display().

static void video_audio_display ( VideoState *  s )

static

Definition at line 893 of file ffplay.c.

Referenced by video_display().

static void stream_close ( VideoState *  is )

static

Definition at line 1034 of file ffplay.c.

Referenced by do_exit().

static void do_exit ( VideoState *  is )

static

Definition at line 1060 of file ffplay.c.

Referenced by alloc_picture(), event_loop(), main(), and video_open().

static void sigterm_handler ( int  sig )

static

Definition at line 1078 of file ffplay.c.

Referenced by main().

static void set_default_window_size ( int  width, int  height, AVRational  sar  )

static

Definition at line 1083 of file ffplay.c.

Referenced by read_thread(), and video_open().

static int video_open ( VideoState *  is, int  force_set_video_mode, VideoPicture *  vp  )

static

Definition at line 1091 of file ffplay.c.

Referenced by alloc_picture(), toggle_full_screen(), and video_display().

static void video_display ( VideoState *  is )

static

Definition at line 1132 of file ffplay.c.

Referenced by video_refresh().

static double get_clock ( Clock *  c )

static

Definition at line 1142 of file ffplay.c.

Referenced by compute_target_delay(), get_master_clock(), set_clock_speed(), stream_toggle_pause(), sync_clock_to_slave(), synchronize_audio(), and video_refresh().

static void set_clock_at ( Clock *  c, double  pts, int  serial, double  time  )

static

Definition at line 1154 of file ffplay.c.

Referenced by sdl_audio_callback(), and set_clock().

static void set_clock ( Clock *  c, double  pts, int  serial  )

static

Definition at line 1162 of file ffplay.c.

Referenced by init_clock(), read_thread(), set_clock_speed(), stream_toggle_pause(), sync_clock_to_slave(), and update_video_pts().

static void set_clock_speed ( Clock *  c, double  speed  )

static

Definition at line 1168 of file ffplay.c.

Referenced by check_external_clock_speed().

static void init_clock ( Clock *  c, int *  queue_serial  )

static

Definition at line 1174 of file ffplay.c.

Referenced by stream_open().

static void sync_clock_to_slave ( Clock *  c, Clock *  slave  )

static

Definition at line 1182 of file ffplay.c.

Referenced by sdl_audio_callback(), and update_video_pts().

static int get_master_sync_type ( VideoState *  is )

static

Definition at line 1190 of file ffplay.c.

Referenced by compute_target_delay(), get_master_clock(), get_video_frame(), synchronize_audio(), and video_refresh().

static double get_master_clock ( VideoState *  is )

static

Definition at line 1207 of file ffplay.c.

Referenced by compute_target_delay(), event_loop(), get_video_frame(), seek_chapter(), synchronize_audio(), and video_refresh().

static void check_external_clock_speed ( VideoState *  is )

static

Definition at line 1225 of file ffplay.c.

Referenced by video_refresh().

static void stream_seek ( VideoState *  is, int64_t  pos, int64_t  rel, int  seek_by_bytes  )

static

Definition at line 1240 of file ffplay.c.

Referenced by event_loop(), read_thread(), and seek_chapter().

static void stream_toggle_pause ( VideoState *  is )

static

Definition at line 1254 of file ffplay.c.

Referenced by step_to_next_frame(), toggle_pause(), and video_refresh().

static void toggle_pause ( VideoState *  is )

static

Definition at line 1267 of file ffplay.c.

Referenced by event_loop().

static void step_to_next_frame ( VideoState *  is )

static

Definition at line 1273 of file ffplay.c.

Referenced by event_loop(), and read_thread().

static double compute_target_delay ( double  delay, VideoState *  is  )

static

Definition at line 1281 of file ffplay.c.

Referenced by video_refresh().

static double vp_duration ( VideoState *  is, VideoPicture *  vp, VideoPicture *  nextvp  )

static

Definition at line 1311 of file ffplay.c.

Referenced by video_refresh().

static int pictq_nb_remaining ( VideoState *  is )

static

Definition at line 1324 of file ffplay.c.

Referenced by read_thread(), and video_refresh().

static int pictq_prev_picture ( VideoState *  is )

static

Definition at line 1329 of file ffplay.c.

Referenced by video_refresh().

static void pictq_next_picture ( VideoState *  is )

static

Definition at line 1335 of file ffplay.c.

Referenced by video_refresh().

static void update_video_pts ( VideoState *  is, double  pts, int64_t  pos, int  serial  )

static

Definition at line 1350 of file ffplay.c.

Referenced by video_refresh().

static void video_refresh ( void *  opaque, double *  remaining_time  )

static

Definition at line 1358 of file ffplay.c.

Referenced by refresh_loop_wait_event().

static void alloc_picture ( VideoState *  is )

static

Definition at line 1523 of file ffplay.c.

Referenced by event_loop().

static void duplicate_right_border_pixels ( SDL_Overlay *  bmp )

static

Definition at line 1554 of file ffplay.c.

Referenced by queue_picture().

static int queue_picture ( VideoState *  is, AVFrame *  src_frame, double  pts, double  duration, int64_t  pos, int  serial  )

static

Definition at line 1572 of file ffplay.c.

Referenced by video_thread().

static int get_video_frame ( VideoState *  is, AVFrame *  frame, AVPacket *  pkt, int *  serial  )

static

Definition at line 1682 of file ffplay.c.

Referenced by video_thread().

static int video_thread ( void *  arg )

static

Definition at line 1946 of file ffplay.c.

Referenced by stream_component_open().

static int subtitle_thread ( void *  arg )

static

Definition at line 2051 of file ffplay.c.

Referenced by stream_component_open().

static void update_sample_display ( VideoState *  is, short *  samples, int  samples_size  )

static

Definition at line 2126 of file ffplay.c.

Referenced by sdl_audio_callback().

static int synchronize_audio ( VideoState *  is, int  nb_samples  )

static

Definition at line 2146 of file ffplay.c.

Referenced by audio_decode_frame().

static int audio_decode_frame ( VideoState *  is )

static

Decode one audio frame and return its uncompressed size.

The processed audio frame is decoded, converted if required, and stored in is->audio_buf, with size in bytes given by the return value.

Definition at line 2194 of file ffplay.c.

Referenced by sdl_audio_callback().

static void sdl_audio_callback ( void *  opaque, Uint8 *  stream, int  len  )

static

Definition at line 2422 of file ffplay.c.

Referenced by audio_open().

static int audio_open ( void *  opaque, int64_t  wanted_channel_layout, int  wanted_nb_channels, int  wanted_sample_rate, struct AudioParams *  audio_hw_params  )

static

Definition at line 2459 of file ffplay.c.

Referenced by stream_component_open().

static int stream_component_open ( VideoState *  is, int  stream_index  )

static

Definition at line 2533 of file ffplay.c.

Referenced by read_thread(), and stream_cycle_channel().

static void stream_component_close ( VideoState *  is, int  stream_index  )

static

Definition at line 2665 of file ffplay.c.

Referenced by read_thread(), and stream_cycle_channel().

static int decode_interrupt_cb ( void *  ctx )

static

Definition at line 2748 of file ffplay.c.

Referenced by read_thread().

static int is_realtime ( AVFormatContext *  s )

static

Definition at line 2754 of file ffplay.c.

Referenced by read_thread().

static int read_thread ( void *  arg )

static

Definition at line 2771 of file ffplay.c.

Referenced by stream_open().

static VideoState* stream_open ( const char *  filename, AVInputFormat *  iformat  )

static

Definition at line 3072 of file ffplay.c.

Referenced by main().

static void stream_cycle_channel ( VideoState *  is, int  codec_type  )

static

Definition at line 3111 of file ffplay.c.

Referenced by event_loop().

static void toggle_full_screen ( VideoState *  is )

static

Definition at line 3190 of file ffplay.c.

Referenced by event_loop().

static void toggle_audio_display ( VideoState *  is )

static

Definition at line 3202 of file ffplay.c.

Referenced by event_loop().

static void refresh_loop_wait_event ( VideoState *  is, SDL_Event *  event  )

static

Definition at line 3218 of file ffplay.c.

Referenced by event_loop().

static void seek_chapter ( VideoState *  is, int  incr  )

static

Definition at line 3235 of file ffplay.c.

Referenced by event_loop().

static void event_loop ( VideoState *  cur_stream )

static

Definition at line 3263 of file ffplay.c.

Referenced by main().

static int opt_frame_size ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3443 of file ffplay.c.

static int opt_width ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3449 of file ffplay.c.

static int opt_height ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3455 of file ffplay.c.

static int opt_format ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3461 of file ffplay.c.

static int opt_frame_pix_fmt ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3471 of file ffplay.c.

static int opt_sync ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3477 of file ffplay.c.

static int opt_seek ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3492 of file ffplay.c.

static int opt_duration ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3498 of file ffplay.c.

static int opt_show_mode ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3504 of file ffplay.c.

static void opt_input_file ( void *  optctx, const char *  filename  )

static

Definition at line 3513 of file ffplay.c.

Referenced by main().

static int opt_codec ( void *  optctx, const char *  opt, const char *  arg  )

static

Definition at line 3526 of file ffplay.c.

static void show_usage ( void  )

static

Definition at line 3598 of file ffplay.c.

void show_help_default	(	const char *	opt,
		const char *	arg
	)

Per-fftool specific help handler.

Implemented in each fftool, called by show_help().

Definition at line 3605 of file ffplay.c.

static int lockmgr ( void **  mtx, enum AVLockOp  op  )

static

Definition at line 3636 of file ffplay.c.

Referenced by main().

int main	(	int	argc,
		char **	argv
	)

Definition at line 3656 of file ffplay.c.

Variable Documentation

const char program_name[] = "ffplay"

program name, defined by the program for show_version().

Definition at line 64 of file ffplay.c.

const int program_birth_year = 2003

program birth year, defined by the program for show_banner()

Definition at line 65 of file ffplay.c.

int64_t sws_flags = SWS_BICUBIC

static

Definition at line 104 of file ffplay.c.

Referenced by queue_picture().

AVInputFormat* file_iformat

static

Definition at line 286 of file ffplay.c.

Referenced by open_input_file().

const char* input_filename

static

Examples:

avio_reading.c.

Definition at line 287 of file ffplay.c.

Referenced by main(), open_input_stream(), opt_input_file(), read_thread(), and video_open().

const char* window_title

static

Definition at line 288 of file ffplay.c.

Referenced by read_thread(), and video_open().

int fs_screen_width

static

Definition at line 289 of file ffplay.c.

Referenced by main(), and video_open().

int fs_screen_height

static

Definition at line 290 of file ffplay.c.

Referenced by main(), and video_open().

int default_width = 640

static

Definition at line 291 of file ffplay.c.

Referenced by set_default_window_size(), and video_open().

int default_height = 480

static

Definition at line 292 of file ffplay.c.

Referenced by set_default_window_size(), and video_open().

int screen_width = 0

static

Definition at line 293 of file ffplay.c.

Referenced by event_loop(), opt_width(), and video_open().

int screen_height = 0

static

Definition at line 294 of file ffplay.c.

Referenced by event_loop(), opt_height(), and video_open().

int audio_disable

static

Definition at line 295 of file ffplay.c.

Referenced by main(), open_output_file(), and read_thread().

int video_disable

static

Definition at line 296 of file ffplay.c.

Referenced by main(), open_output_file(), and read_thread().

int subtitle_disable

static

Definition at line 297 of file ffplay.c.

Referenced by read_thread().

int wanted_stream[AVMEDIA_TYPE_NB]

static

Initial value:

= {
    [AVMEDIA_TYPE_AUDIO]    = -1,
    [AVMEDIA_TYPE_VIDEO]    = -1,
    [AVMEDIA_TYPE_SUBTITLE] = -1,
}

Definition at line 298 of file ffplay.c.

Referenced by read_thread().

int seek_by_bytes = -1

static

Definition at line 303 of file ffplay.c.

Referenced by event_loop(), and read_thread().

int display_disable

static

Definition at line 304 of file ffplay.c.

Referenced by main(), and video_refresh().

int show_status = 1

static

Definition at line 305 of file ffplay.c.

Referenced by do_exit(), read_thread(), and video_refresh().

int av_sync_type = AV_SYNC_AUDIO_MASTER

static

Definition at line 306 of file ffplay.c.

Referenced by opt_sync(), and stream_open().

int64_t start_time = AV_NOPTS_VALUE

static

Definition at line 307 of file ffplay.c.

Referenced by add_fragment(), asf_read_stream_properties(), config_output(), copy_chapters(), do_streamcopy(), gxf_seek(), libAVFilter_Run(), main(), open_output_file(), opt_seek(), read_thread(), real_seek(), reap_filters(), rm_read_header(), skeleton_header(), and update_stream_timings().

int64_t duration = AV_NOPTS_VALUE

static

Examples:

filter_audio.c.

Definition at line 308 of file ffplay.c.

Referenced by add_fragment(), asf_write_header1(), ass_read_header(), av_dump_format(), av_rescale_delta(), avpriv_vorbis_parse_frame_flags(), bluray_open(), calculate_bitrate(), celt_decode_allocation(), celt_decode_band(), compute_pkt_fields(), dca_parse(), do_streamcopy(), do_video_out(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), ff_mov_write_packet(), ff_rfps_add_frame(), ffm_read_packet(), find_duration(), get_duration(), hls_append_segment(), hls_read_header(), hls_read_seek(), hls_window(), ism_flush(), libvorbis_encode_frame(), main(), matroska_parse_webvtt(), microdvd_decode_frame(), mkv_add_cuepoint(), mkv_write_cues(), mkv_write_packet_internal(), mkv_write_srt_blocks(), mov_flush_fragment(), mov_read_ctts(), mov_read_elst(), mov_read_stts(), mov_write_ctts_tag(), mov_write_edts_tag(), mov_write_stts_tag(), mov_write_tkhd_tag(), mp3_seek(), mpl2_read_header(), mpsub_read_header(), nsv_parse_NSVf_header(), opt_duration(), opus_packet(), parse_file(), parse_playlist(), pjs_read_header(), process_input_packet(), qdm2_decode_fft_packets(), qdm2_fft_decode_tones(), qdm2_fft_init_coefficient(), queue_picture(), read_braindead_odml_indx(), read_frame(), read_thread(), realtext_read_header(), rm_read_header(), rv10_write_header(), smjpeg_read_header(), srt_get_duration(), srt_read_header(), subviewer_read_header(), swr_next_pts(), theora_packet(), update_initial_durations(), update_stream_timings(), video_refresh(), video_thread(), vivo_read_header(), vorbis_packet(), vp8_packet(), vp_duration(), wavesynth_decode(), and write_manifest().

int workaround_bugs = 1

static

Definition at line 309 of file ffplay.c.

Referenced by stream_component_open().

int fast = 0

static

Definition at line 310 of file ffplay.c.

Referenced by stream_component_open().

int genpts = 0

static

Definition at line 311 of file ffplay.c.

Referenced by av_read_frame(), and read_thread().

int lowres = 0

static

Definition at line 312 of file ffplay.c.

Referenced by chroma_4mv_motion_lowres(), hpel_motion_lowres(), mpeg_decode_slice(), mpeg_motion_lowres(), MPV_motion_lowres(), and stream_component_open().

int decoder_reorder_pts = -1

static

Definition at line 313 of file ffplay.c.

Referenced by get_video_frame().

int autoexit

static

Definition at line 314 of file ffplay.c.

Referenced by read_thread().

int exit_on_keydown

static

Definition at line 315 of file ffplay.c.

Referenced by event_loop().

int exit_on_mousedown

static

Definition at line 316 of file ffplay.c.

Referenced by event_loop().

int loop = 1

static

Definition at line 317 of file ffplay.c.

Referenced by img_read_seek(), and read_thread().

int framedrop = -1

static

Definition at line 318 of file ffplay.c.

Referenced by get_video_frame(), and video_refresh().

int infinite_buffer = -1

static

Definition at line 319 of file ffplay.c.

Referenced by read_thread().

enum ShowMode show_mode = SHOW_MODE_NONE

static

Definition at line 320 of file ffplay.c.

Referenced by opt_show_mode(), and read_thread().

const char* audio_codec_name

static

Definition at line 321 of file ffplay.c.

Referenced by compute_status(), open_input_file(), opt_codec(), and stream_component_open().

const char* subtitle_codec_name

static

Definition at line 322 of file ffplay.c.

Referenced by open_input_file(), open_output_file(), opt_codec(), and stream_component_open().

const char* video_codec_name

static

Definition at line 323 of file ffplay.c.

Referenced by compute_status(), open_input_file(), opt_codec(), and stream_component_open().

double rdftspeed = 0.02

Definition at line 324 of file ffplay.c.

Referenced by video_refresh().

int64_t cursor_last_shown

static

Definition at line 325 of file ffplay.c.

Referenced by event_loop(), and refresh_loop_wait_event().

int cursor_hidden = 0

static

Definition at line 326 of file ffplay.c.

Referenced by event_loop(), and refresh_loop_wait_event().

int autorotate = 1

static

Definition at line 332 of file ffplay.c.

int is_full_screen

static

Definition at line 335 of file ffplay.c.

Referenced by toggle_full_screen(), and video_open().

int64_t audio_callback_time

static

Definition at line 336 of file ffplay.c.

Referenced by sdl_audio_callback(), and video_audio_display().

AVPacket flush_pkt

static

Definition at line 338 of file ffplay.c.

Referenced by parse_packet().

SDL_Surface* screen

static

Definition at line 343 of file ffplay.c.

Referenced by alloc_picture(), event_loop(), fill_border(), toggle_audio_display(), video_audio_display(), video_display(), video_image_display(), video_open(), x11grab_draw_region_win(), x11grab_read_header(), x11grab_read_packet(), and x11grab_region_win_init().

int dummy

static

Definition at line 3548 of file ffplay.c.

const OptionDef options[]

static

Definition at line 3550 of file ffplay.c.