Merge commit '511cf612ac979f536fd65e14603a87ca5ad435f3'

[ffmpeg] / libavcodec / dpcm.c

diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c
index 2726d35c8a4cc4a6178fed4487821a0fcc9d8f4c..5fa9778ff698efea497dc8f051b113b910f6d44b 100644 (file)
--- a/libavcodec/dpcm.c
+++ b/libavcodec/dpcm.c
@@ -2,20 +2,20 @@
  * Assorted DPCM codecs
  * Copyright (c) 2003 The ffmpeg Project
  *
- * 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
  */
 
@@ -119,7 +119,7 @@ static av_cold int dpcm_decode_init(AVCodecContext *avctx)
     int i;
 
     if (avctx->channels < 1 || avctx->channels > 2) {
-        av_log(avctx, AV_LOG_INFO, "invalid number of channels\n");
+        av_log(avctx, AV_LOG_ERROR, "invalid number of channels\n");
         return AVERROR(EINVAL);
     }
 
@@ -208,9 +208,12 @@ static int dpcm_decode_frame(AVCodecContext *avctx, void *data,
         av_log(avctx, AV_LOG_ERROR, "packet is too small\n");
         return AVERROR(EINVAL);
     }
+    if (out % avctx->channels) {
+        av_log(avctx, AV_LOG_WARNING, "channels have differing number of samples\n");
+    }
 
     /* get output buffer */
-    s->frame.nb_samples = out / avctx->channels;
+    s->frame.nb_samples = (out + avctx->channels - 1) / avctx->channels;
     if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;