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Code Issues Releases Activity

msvideo1enc: fix interframe encoding

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-16 02:21:35 +02:00
parent ba31e59e83
commit 1fe45903b8
3 changed files with 12 additions and 12 deletions
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8
libavcodec/msvideo1enc.c
View File

@ -110,7 +110,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
bestscore = 0; bestscore = 0;
for(j = 0; j < 4; j++){ for(j = 0; j < 4; j++){
for(i = 0; i < 4*3; i++){ for(i = 0; i < 4*3; i++){
int t = prevptr[x*3 + i + j*p->linesize[0]] - c->block[i + j*4*3]; int t = prevptr[x*3 + i - j*3*avctx->width] - c->block[i + j*4*3];
bestscore += t*t; bestscore += t*t;
} }
} }
@ -204,14 +204,14 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
for(j = 0; j < 4; j++) for(j = 0; j < 4; j++)
for(i = 0; i < 4; i++) for(i = 0; i < 4; i++)
for(k = 0; k < 3; k++) for(k = 0; k < 3; k++)
prevptr[i*3 + k - j*3*avctx->width] = c->avg[k]; prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->avg[k];
break; break;
case MODE_2COL: case MODE_2COL:
for(j = 0; j < 4; j++){ for(j = 0; j < 4; j++){
for(i = 0; i < 4; i++){ for(i = 0; i < 4; i++){
flags |= (c->output[i + j*4]^1) << (i + j*4); flags |= (c->output[i + j*4]^1) << (i + j*4);
for(k = 0; k < 3; k++) for(k = 0; k < 3; k++)
prevptr[i*3 + k - j*3*avctx->width] = c->codebook[c->output[i + j*4]*3 + k]; prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->codebook[c->output[i + j*4]*3 + k];
} }
} }
bytestream_put_le16(&dst, flags); bytestream_put_le16(&dst, flags);
@ -223,7 +223,7 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
for(i = 0; i < 4; i++){ for(i = 0; i < 4; i++){
flags |= (c->output2[remap[i + j*4]]^1) << (i + j*4); flags |= (c->output2[remap[i + j*4]]^1) << (i + j*4);
for(k = 0; k < 3; k++) for(k = 0; k < 3; k++)
prevptr[i*3 + k - j*3*avctx->width] = c->codebook2[(c->output2[remap[i+j*4]] + (i&2) + (j&2)*2)*3 + k]; prevptr[x*3 + i*3 + k - j*3*avctx->width] = c->codebook2[(c->output2[remap[i+j*4]] + (i&2) + (j&2)*2)*3 + k];
} }
} }
bytestream_put_le16(&dst, flags); bytestream_put_le16(&dst, flags);

8
tests/ref/fate/vsynth1-msvideo1
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@ -1,4 +1,4 @@
afe516f762a598f3f9c7ae8a9f288d3e *tests/data/fate/vsynth1-msvideo1.avi 75a0f6680e23a50477826caec1a41bb9 *tests/data/fate/vsynth1-msvideo1.avi
2162264 tests/data/fate/vsynth1-msvideo1.avi 2051904 tests/data/fate/vsynth1-msvideo1.avi
ef76473f7be587dac7676a69835e43ce *tests/data/fate/vsynth1-msvideo1.out.rawvideo f4605ac6df556a3ca7053c49aaac04d8 *tests/data/fate/vsynth1-msvideo1.out.rawvideo
stddev: 11.80 PSNR: 26.69 MAXDIFF: 151 bytes: 7603200/ 7603200 stddev: 11.89 PSNR: 26.62 MAXDIFF: 159 bytes: 7603200/ 7603200

8
tests/ref/fate/vsynth2-msvideo1
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@ -1,4 +1,4 @@
e70658b8b97eb4c7e63b2081c3a602de *tests/data/fate/vsynth2-msvideo1.avi 8d7e8eb05771d0341d88c30892908960 *tests/data/fate/vsynth2-msvideo1.avi
1259308 tests/data/fate/vsynth2-msvideo1.avi 914572 tests/data/fate/vsynth2-msvideo1.avi
cd83ffcbc73573044e3aead3094229e5 *tests/data/fate/vsynth2-msvideo1.out.rawvideo 9a6ac7c0171286f009d159b59fdc1154 *tests/data/fate/vsynth2-msvideo1.out.rawvideo
stddev: 7.42 PSNR: 30.72 MAXDIFF: 123 bytes: 7603200/ 7603200 stddev: 7.97 PSNR: 30.10 MAXDIFF: 123 bytes: 7603200/ 7603200