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mirror of https://github.com/mpv-player/mpv synced 2024-11-18 21:16:10 +01:00
mpv/audio/audio_buffer.h
wm4 d1ee9ea261 audio: add mp_audio_buffer
Implementation wise, this could be much improved, such as using a
ringbuffer that doesn't require copying data all the time. This is
why we don't use mp_audio directly instead of mp_audio_buffer.
2013-11-12 23:28:21 +01:00

45 lines
2.0 KiB
C

/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MP_AUDIO_BUFFER_H
#define MP_AUDIO_BUFFER_H
struct mp_audio_buffer;
struct mp_audio;
struct mp_chmap;
struct mp_audio_buffer *mp_audio_buffer_create(void *talloc_ctx);
void mp_audio_buffer_reinit(struct mp_audio_buffer *ab, struct mp_audio *fmt);
void mp_audio_buffer_reinit_fmt(struct mp_audio_buffer *ab, int format,
const struct mp_chmap *channels, int srate);
void mp_audio_buffer_get_format(struct mp_audio_buffer *ab,
struct mp_audio *out_fmt);
void mp_audio_buffer_preallocate_min(struct mp_audio_buffer *ab, int samples);
int mp_audio_buffer_get_write_available(struct mp_audio_buffer *ab);
void mp_audio_buffer_get_write_buffer(struct mp_audio_buffer *ab, int minsamples,
struct mp_audio *out_buffer);
void mp_audio_buffer_finish_write(struct mp_audio_buffer *ab, int samples);
void mp_audio_buffer_append(struct mp_audio_buffer *ab, struct mp_audio *mpa);
void mp_audio_buffer_prepend_silence(struct mp_audio_buffer *ab, int samples);
void mp_audio_buffer_peek(struct mp_audio_buffer *ab, struct mp_audio *out_mpa);
void mp_audio_buffer_skip(struct mp_audio_buffer *ab, int samples);
void mp_audio_buffer_clear(struct mp_audio_buffer *ab);
int mp_audio_buffer_samples(struct mp_audio_buffer *ab);
double mp_audio_buffer_seconds(struct mp_audio_buffer *ab);
#endif