[FFmpeg-cvslog] r24493 - trunk/libavcodec/adpcm.c

[cehoyos]

Author: cehoyos
Date: Sun Jul 25 16:33:16 2010
New Revision: 24493

Log:
Only 4-bit ADPCM IMA WAV files are supported.

Modified:
   trunk/libavcodec/adpcm.c

Modified: trunk/libavcodec/adpcm.c
==============================================================================
--- trunk/libavcodec/adpcm.c	Sun Jul 25 12:42:00 2010	(r24492)
+++ trunk/libavcodec/adpcm.c	Sun Jul 25 16:33:16 2010	(r24493)
@@ -721,6 +721,12 @@ static av_cold int adpcm_decode_init(AVC
     case CODEC_ID_ADPCM_CT:
         c->status[0].step = c->status[1].step = 511;
         break;
+    case CODEC_ID_ADPCM_IMA_WAV:
+        if (avctx->bits_per_coded_sample != 4) {
+            av_log(avctx, AV_LOG_ERROR, "Only 4-bit ADPCM IMA WAV files are supported\n");
+            return -1;
+        }
+        break;
     case CODEC_ID_ADPCM_IMA_WS:
         if (avctx->extradata && avctx->extradata_size == 2 * 4) {
             c->status[0].predictor = AV_RL32(avctx->extradata);