ADPCM DTK decoder

Signed-off-by: James Almer <jamrial@gmail.com>
2013-05-03 18:07:13 -03:00
parent b2cf655d6e
commit e7814ed839
10 changed files with 71 additions and 3 deletions
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -2835,6 +2835,8 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
            switch (id) {
            case AV_CODEC_ID_ADPCM_AFC:
                return frame_bytes / (9 * ch) * 16;
+            case AV_CODEC_ID_ADPCM_DTK:
+                return frame_bytes / (16 * ch) * 28;
            case AV_CODEC_ID_ADPCM_4XM:
            case AV_CODEC_ID_ADPCM_IMA_ISS:
                return (frame_bytes - 4 * ch) * 2 / ch;