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avfilter/vf_stereo3d: fix interleaved columns output

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
pull/167/head
Paul B Mahol 9 years ago
parent aefcc77b90
commit 8d6b1ffba0
1 changed files with 6 additions and 6 deletions
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  1. 12
      libavfilter/vf_stereo3d.c

12
libavfilter/vf_stereo3d.c
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@ -899,37 +899,37 @@ copy:
switch (s->pixstep[i]) {
case 1:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=2, p++, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=2, p++, b+=2) {
dst[x ] = b&1 ? left[p] : right[p];
dst[x+1] = !(b&1) ? left[p] : right[p];
}
break;
case 2:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=4, p+=2, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=4, p+=2, b+=2) {
AV_WN16(&dst[x ], b&1 ? AV_RN16(&left[p]) : AV_RN16(&right[p]));
AV_WN16(&dst[x+2], !(b&1) ? AV_RN16(&left[p]) : AV_RN16(&right[p]));
}
break;
case 3:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=6, p+=3, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=6, p+=3, b+=2) {
AV_WB24(&dst[x ], b&1 ? AV_RB24(&left[p]) : AV_RB24(&right[p]));
AV_WB24(&dst[x+3], !(b&1) ? AV_RB24(&left[p]) : AV_RB24(&right[p]));
}
break;
case 4:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=8, p+=4, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=8, p+=4, b+=2) {
AV_WN32(&dst[x ], b&1 ? AV_RN32(&left[p]) : AV_RN32(&right[p]));
AV_WN32(&dst[x+4], !(b&1) ? AV_RN32(&left[p]) : AV_RN32(&right[p]));
}
break;
case 6:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=12, p+=6, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=12, p+=6, b+=2) {
AV_WB48(&dst[x ], b&1 ? AV_RB48(&left[p]) : AV_RB48(&right[p]));
AV_WB48(&dst[x+6], !(b&1) ? AV_RB48(&left[p]) : AV_RB48(&right[p]));
}
break;
case 8:
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=16, p+=8, b++) {
for (x = 0, b = 0, p = 0; x < s->linesize[i] * 2; x+=16, p+=8, b+=2) {
AV_WN64(&dst[x ], b&1 ? AV_RN64(&left[p]) : AV_RN64(&right[p]));
AV_WN64(&dst[x+8], !(b&1) ? AV_RN64(&left[p]) : AV_RN64(&right[p]));
}

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