Merge remote-tracking branch 'qatar/master'

[coroid/ffmpeg_saccubus.git] / libavdevice / alsa-audio.h

diff --git a/libavdevice/alsa-audio.h b/libavdevice/alsa-audio.h
index ee43463..ab60e73 100644 (file)
--- a/libavdevice/alsa-audio.h
+++ b/libavdevice/alsa-audio.h
@@ -3,20 +3,20 @@
  * Copyright (c) 2007 Luca Abeni ( lucabe72 email it )
  * Copyright (c) 2007 Benoit Fouet ( benoit fouet free fr )
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg 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,
+ * FFmpeg 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
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -32,23 +32,27 @@
 
 #include <alsa/asoundlib.h>
 #include "config.h"
-#include "libavformat/avformat.h"
 #include "libavutil/log.h"
+#include "libavformat/timefilter.h"
+#include "avdevice.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(CODEC_ID_PCM_S16BE, CODEC_ID_PCM_S16LE)
 
+typedef void (*ff_reorder_func)(const void *, void *, int);
+
 #define ALSA_BUFFER_SIZE_MAX 32768
 
 typedef struct {
     AVClass *class;
     snd_pcm_t *h;
-    int frame_size;  ///< preferred size for reads and writes
-    int period_size; ///< bytes per sample * channels
+    int frame_size;  ///< bytes per sample * channels
+    int period_size; ///< preferred size for reads and writes, in frames
     int sample_rate; ///< sample rate set by user
     int channels;    ///< number of channels set by user
+    TimeFilter *timefilter;
     void (*reorder_func)(const void *, void *, int);
     void *reorder_buf;
     int reorder_buf_size; ///< in frames