media_source_t Struct Reference

Media source for video and audio capture. More...

Data Fields
media_source_type_t	type
	Type of media source (webcam, file, stdin, test)
bool	loop_enabled
	Whether to loop playback (for files)
bool	is_paused
	Whether playback is paused.
webcam_context_t *	webcam_ctx
	Webcam context (NULL for non-webcam types)
unsigned short int	webcam_index
	Webcam device index.
ffmpeg_decoder_t *	video_decoder
	Video decoder (separate or shared with audio)
ffmpeg_decoder_t *	audio_decoder
	Audio decoder (separate or shared with video)
bool	is_shared_decoder
	True if both streams share same decoder (YouTube URLs)
mutex_t	decoder_mutex
	Protects shared decoder access (YouTube URLs)
mutex_t	seek_access_mutex
	Protects decoder access during seeks.
mutex_t	pause_mutex
	Protects pause state.
char *	file_path
	File path (for FILE type)
char *	original_youtube_url
	Original YouTube URL for re-extraction.
void *	audio_ctx
	Audio context for clearing buffers on seek (opaque)

Detailed Description

Media source for video and audio capture.

Abstracts multiple media input types (webcam, files, stdin, test patterns) with unified interface for frame/audio reading.

Definition at line 31 of file source.c.

Field Documentation

audio_ctx

void* media_source_t::audio_ctx

Audio context for clearing buffers on seek (opaque)

Definition at line 55 of file source.c.

Referenced by media_source_seek(), and media_source_set_audio_context().

audio_decoder

ffmpeg_decoder_t* media_source_t::audio_decoder

Audio decoder (separate or shared with video)

Definition at line 42 of file source.c.

Referenced by media_source_create(), media_source_destroy(), media_source_has_audio(), media_source_read_audio(), media_source_rewind(), and media_source_seek().

decoder_mutex

mutex_t media_source_t::decoder_mutex

Protects shared decoder access (YouTube URLs)

Definition at line 46 of file source.c.

Referenced by media_source_create(), media_source_destroy(), media_source_read_audio(), media_source_read_video(), and media_source_rewind().

file_path

char* media_source_t::file_path

File path (for FILE type)

Definition at line 51 of file source.c.

Referenced by media_source_create(), and media_source_destroy().

is_paused

bool media_source_t::is_paused

Whether playback is paused.

Definition at line 34 of file source.c.

Referenced by media_source_create(), media_source_is_paused(), media_source_pause(), media_source_read_audio(), media_source_read_video(), media_source_resume(), and media_source_toggle_pause().

is_shared_decoder

bool media_source_t::is_shared_decoder

True if both streams share same decoder (YouTube URLs)

Definition at line 43 of file source.c.

Referenced by media_source_create(), media_source_destroy(), media_source_read_audio(), media_source_read_video(), media_source_rewind(), media_source_seek(), and media_source_sync_audio_to_video().

loop_enabled

bool media_source_t::loop_enabled

Whether to loop playback (for files)

Definition at line 33 of file source.c.

Referenced by media_source_at_end(), media_source_create(), media_source_read_audio(), media_source_read_video(), and media_source_set_loop().

original_youtube_url

char* media_source_t::original_youtube_url

Original YouTube URL for re-extraction.

Definition at line 52 of file source.c.

Referenced by media_source_create(), and media_source_destroy().

pause_mutex

mutex_t media_source_t::pause_mutex

Protects pause state.

Definition at line 48 of file source.c.

Referenced by media_source_create(), media_source_destroy(), media_source_is_paused(), media_source_pause(), media_source_read_audio(), media_source_read_video(), media_source_resume(), and media_source_toggle_pause().

seek_access_mutex

mutex_t media_source_t::seek_access_mutex

Protects decoder access during seeks.

Definition at line 47 of file source.c.

Referenced by media_source_create(), media_source_destroy(), and media_source_read_audio().

type

media_source_type_t media_source_t::type

Type of media source (webcam, file, stdin, test)

Definition at line 32 of file source.c.

Referenced by media_source_at_end(), media_source_create(), media_source_get_duration(), media_source_get_position(), media_source_get_type(), media_source_get_video_fps(), media_source_has_audio(), media_source_has_video(), media_source_read_audio(), media_source_read_video(), media_source_rewind(), media_source_seek(), media_source_set_loop(), and media_source_sync_audio_to_video().

video_decoder

ffmpeg_decoder_t* media_source_t::video_decoder

Video decoder (separate or shared with audio)

Definition at line 41 of file source.c.

Referenced by media_source_at_end(), media_source_create(), media_source_destroy(), media_source_get_duration(), media_source_get_position(), media_source_get_video_fps(), media_source_has_video(), media_source_read_video(), media_source_rewind(), and media_source_seek().

webcam_ctx

webcam_context_t* media_source_t::webcam_ctx

Webcam context (NULL for non-webcam types)

Definition at line 37 of file source.c.

Referenced by media_source_create(), media_source_destroy(), and media_source_read_video().

webcam_index

unsigned short int media_source_t::webcam_index

Webcam device index.

Definition at line 38 of file source.c.

Referenced by media_source_create().

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The documentation for this struct was generated from the following file:

• source.c