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| author | Baptiste Coudurier <baptiste.coudurier@smartjog.com> | 2007-07-18 18:40:03 +0000 |
|---|---|---|
| committer | Benjamin Larsson <banan@ludd.ltu.se> | 2007-07-18 18:40:03 +0000 |
| commit | ac0691071e3bd6b188ec324a5817937a35d5b5a8 (patch) | |
| tree | de6b05abaf3cc21063a91d2183f70cacd9b038dc /libavcodec/adpcm.c | |
| parent | 9fff16bcbb3c727c39823a39cfda1ce74d53227b (diff) | |
| download | ffmpeg-ac0691071e3bd6b188ec324a5817937a35d5b5a8.tar.gz | |
Set the step index correctly for flash adpcm. Patch by Baptiste
Coudurier.
Originally committed as revision 9743 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/adpcm.c')
| -rw-r--r-- | libavcodec/adpcm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c index 5539cf9410..9111a7ac10 100644 --- a/libavcodec/adpcm.c +++ b/libavcodec/adpcm.c @@ -531,8 +531,9 @@ static int adpcm_encode_frame(AVCodecContext *avctx, //Init the encoder state for(i=0; i<avctx->channels; i++){ + c->status[i].step_index = av_clip(c->status[i].step_index, 0, 63); // clip step so it fits 6 bits put_bits(&pb, 16, samples[i] & 0xFFFF); - put_bits(&pb, 6, c->status[i].step_index & 0x3F); + put_bits(&pb, 6, c->status[i].step_index); c->status[i].prev_sample = (signed short)samples[i]; } |