Typedefs | |
typedef struct bg_audio_converter_s | bg_audio_converter_t |
Audio converter. | |
typedef struct bg_video_converter_s | bg_video_converter_t |
Video converter. | |
Functions | |
bg_audio_converter_t * | bg_audio_converter_create (const gavl_audio_options_t *opt) |
Create an audio converter. | |
int | bg_audio_converter_init (bg_audio_converter_t *cnv, const gavl_audio_format_t *in_format, const gavl_audio_format_t *out_format) |
Initialize an audio converter. | |
void | bg_audio_converter_connect_input (bg_audio_converter_t *cnv, bg_read_audio_func_t func, void *priv, int stream) |
Set input callback of an audio converter. | |
int | bg_audio_converter_read (void *priv, gavl_audio_frame_t *frame, int stream, int num_samples) |
Read samples from an audio converter. | |
void | bg_audio_converter_destroy (bg_audio_converter_t *cnv) |
Destroy an audio converter and free all associated memory. | |
void | bg_audio_converter_reset (bg_audio_converter_t *cnv) |
Reset an audio converter as if no samples have been processed since initialization. | |
bg_video_converter_t * | bg_video_converter_create (const gavl_video_options_t *opt) |
Create a video converter. | |
int | bg_video_converter_init (bg_video_converter_t *cnv, const gavl_video_format_t *in_format, const gavl_video_format_t *out_format) |
Initialize a video converter. | |
void | bg_video_converter_connect_input (bg_video_converter_t *cnv, bg_read_video_func_t func, void *priv, int stream) |
Set input callback of a video converter. | |
int | bg_video_converter_read (void *priv, gavl_video_frame_t *frame, int stream) |
Read a video frame from a video converter. | |
void | bg_video_converter_destroy (bg_video_converter_t *cnv) |
Destroy a video converter and free all associated memory. | |
void | bg_video_converter_reset (bg_video_converter_t *cnv) |
Reset a video converter as if no samples have been processed since initialization. |
The functions for reading A/V frames are compatible with the read functions of input plugins and filters for easy generation of processing pipelines.
typedef struct bg_audio_converter_s bg_audio_converter_t |
Audio converter.
Opaque audio converter structure. You don't want to know, what's inside.
typedef struct bg_video_converter_s bg_video_converter_t |
Video converter.
Opaque video converter structure. You don't want to know, what's inside.
bg_audio_converter_t* bg_audio_converter_create | ( | const gavl_audio_options_t * | opt | ) |
Create an audio converter.
opt | Audio options |
int bg_audio_converter_init | ( | bg_audio_converter_t * | cnv, | |
const gavl_audio_format_t * | in_format, | |||
const gavl_audio_format_t * | out_format | |||
) |
Initialize an audio converter.
cnv | An audio converter | |
in_format | Input format | |
out_format | Output format |
void bg_audio_converter_connect_input | ( | bg_audio_converter_t * | cnv, | |
bg_read_audio_func_t | func, | |||
void * | priv, | |||
int | stream | |||
) |
Set input callback of an audio converter.
cnv | An audio converter | |
func | The function to call | |
priv | The private handle to pass to func | |
stream | The stream argument to pass to func |
int bg_audio_converter_read | ( | void * | priv, | |
gavl_audio_frame_t * | frame, | |||
int | stream, | |||
int | num_samples | |||
) |
Read samples from an audio converter.
priv | An audio converter | |
frame | An audio frame | |
stream | Stream number (must be 0) | |
num_samples | Number of samples to read |
void bg_audio_converter_destroy | ( | bg_audio_converter_t * | cnv | ) |
Destroy an audio converter and free all associated memory.
cnv | An audio converter |
void bg_audio_converter_reset | ( | bg_audio_converter_t * | cnv | ) |
Reset an audio converter as if no samples have been processed since initialization.
cnv | An audio converter |
bg_video_converter_t* bg_video_converter_create | ( | const gavl_video_options_t * | opt | ) |
Create a video converter.
opt | Video options |
int bg_video_converter_init | ( | bg_video_converter_t * | cnv, | |
const gavl_video_format_t * | in_format, | |||
const gavl_video_format_t * | out_format | |||
) |
Initialize a video converter.
cnv | A video converter | |
in_format | Input format | |
out_format | Output format |
void bg_video_converter_connect_input | ( | bg_video_converter_t * | cnv, | |
bg_read_video_func_t | func, | |||
void * | priv, | |||
int | stream | |||
) |
Set input callback of a video converter.
cnv | A video converter | |
func | The function to call | |
priv | The private handle to pass to func | |
stream | The stream argument to pass to func |
int bg_video_converter_read | ( | void * | priv, | |
gavl_video_frame_t * | frame, | |||
int | stream | |||
) |
Read a video frame from a video converter.
priv | A video converter | |
frame | A video frame | |
stream | Stream number (must be 0) |
void bg_video_converter_destroy | ( | bg_video_converter_t * | cnv | ) |
Destroy a video converter and free all associated memory.
cnv | A video converter |
void bg_video_converter_reset | ( | bg_video_converter_t * | cnv | ) |
Reset a video converter as if no samples have been processed since initialization.
cnv | A video converter |