av_get_audio_frame_duration: fix IMC

Fixes Ticket1658 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · 28bcca46ed
parent b90d7840df
commit 28bcca46ed
1 changed files with 2 additions and 1 deletions
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@ -2391,7 +2391,6 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
    case AV_CODEC_ID_GSM:
    case AV_CODEC_ID_QCELP:
    case AV_CODEC_ID_RA_288:       return  160;
-    case AV_CODEC_ID_IMC:          return  256;
    case AV_CODEC_ID_AMR_WB:
    case AV_CODEC_ID_GSM_MS:       return  320;
    case AV_CODEC_ID_MP1:          return  384;
@ -2470,6 +2469,8 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
                return 6 * frame_bytes / ch;
            case AV_CODEC_ID_PCM_LXF:
                return 2 * (frame_bytes / (5 * ch));
+            case AV_CODEC_ID_IMC:
+                return 4 * frame_bytes / ch;
            }

            if (tag) {