diff options
author | Diego Biurrun <diego@biurrun.de> | 2015-03-27 12:40:23 +0100 |
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committer | Diego Biurrun <diego@biurrun.de> | 2015-04-09 16:40:12 +0200 |
commit | 8d26c193fb42d08602ac93ece039d4718d029adc (patch) | |
tree | ced4ff3f94794ab9ca513dd67cedd4519ffeb591 /libavdevice/alsa-audio.h | |
parent | c201069fac9a76e6604f9d84d76a172434d62200 (diff) |
avdevice: Apply a more consistent file naming scheme
Diffstat (limited to 'libavdevice/alsa-audio.h')
-rw-r--r-- | libavdevice/alsa-audio.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/libavdevice/alsa-audio.h b/libavdevice/alsa-audio.h deleted file mode 100644 index 26eaee6acf..0000000000 --- a/libavdevice/alsa-audio.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * ALSA input and output - * Copyright (c) 2007 Luca Abeni ( lucabe72 email it ) - * Copyright (c) 2007 Benoit Fouet ( benoit fouet free fr ) - * - * This file is part of Libav. - * - * Libav is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * Libav 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * ALSA input and output: definitions and structures - * @author Luca Abeni ( lucabe72 email it ) - * @author Benoit Fouet ( benoit fouet free fr ) - */ - -#ifndef AVDEVICE_ALSA_AUDIO_H -#define AVDEVICE_ALSA_AUDIO_H - -#include <alsa/asoundlib.h> -#include "config.h" -#include "libavformat/avformat.h" -#include "libavutil/log.h" - -/* XXX: we make the assumption that the soundcard accepts this format */ -/* XXX: find better solution with "preinit" method, needed also in - other formats */ -#define DEFAULT_CODEC_ID AV_NE(AV_CODEC_ID_PCM_S16BE, AV_CODEC_ID_PCM_S16LE) - -#define ALSA_BUFFER_SIZE_MAX 32768 - -typedef struct AlsaData { - AVClass *class; - snd_pcm_t *h; - int frame_size; ///< preferred size for reads and writes - int period_size; ///< bytes per sample * channels - int sample_rate; ///< sample rate set by user - int channels; ///< number of channels set by user - void (*reorder_func)(const void *, void *, int); - void *reorder_buf; - int reorder_buf_size; ///< in frames -} AlsaData; - -/** - * Open an ALSA PCM. - * - * @param s media file handle - * @param mode either SND_PCM_STREAM_CAPTURE or SND_PCM_STREAM_PLAYBACK - * @param sample_rate in: requested sample rate; - * out: actually selected sample rate - * @param channels number of channels - * @param codec_id in: requested AVCodecID or AV_CODEC_ID_NONE; - * out: actually selected AVCodecID, changed only if - * AV_CODEC_ID_NONE was requested - * - * @return 0 if OK, AVERROR_xxx on error - */ -int ff_alsa_open(AVFormatContext *s, snd_pcm_stream_t mode, - unsigned int *sample_rate, - int channels, enum AVCodecID *codec_id); - -/** - * Close the ALSA PCM. - * - * @param s1 media file handle - * - * @return 0 - */ -int ff_alsa_close(AVFormatContext *s1); - -/** - * Try to recover from ALSA buffer underrun. - * - * @param s1 media file handle - * @param err error code reported by the previous ALSA call - * - * @return 0 if OK, AVERROR_xxx on error - */ -int ff_alsa_xrun_recover(AVFormatContext *s1, int err); - -int ff_alsa_extend_reorder_buf(AlsaData *s, int size); - -#endif /* AVDEVICE_ALSA_AUDIO_H */ |