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swscale: fix 16-bit scaling when output is 8-bits.

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We would use the second half of the U plane buffer, rather than the
V plane buffer, to output the V plane pixels.
pull/2/head
Ronald S. Bultje 14 years ago
parent bda168d2b0
commit 42d622fab3
9 changed files with 27 additions and 27 deletions
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  1. 2
      libswscale/utils.c
  2. 24
      libswscale/x86/swscale_template.c
  3. 4
      tests/ref/lavfi/pixdesc
  4. 4
      tests/ref/lavfi/pixfmts_copy
  5. 4
      tests/ref/lavfi/pixfmts_crop
  6. 4
      tests/ref/lavfi/pixfmts_hflip
  7. 4
      tests/ref/lavfi/pixfmts_null
  8. 4
      tests/ref/lavfi/pixfmts_scale
  9. 4
      tests/ref/lavfi/pixfmts_vflip

2
libswscale/utils.c
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@ -1053,7 +1053,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
for (i=0; i<c->vChrBufSize; i++) {
FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], dst_stride*2+1, fail);
c->chrUPixBuf[i] = c->chrUPixBuf[i+c->vChrBufSize];
c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + dst_stride_px;
c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + (dst_stride >> 1);
}
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf)
for (i=0; i<c->vLumBufSize; i++) {

24
libswscale/x86/swscale_template.c
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@ -81,7 +81,7 @@ static void RENAME(yuv2yuvX)(SwsContext *c, const int16_t *lumFilter,
*aDest = CONFIG_SWSCALE_ALPHA ? dest[3] : NULL;
if (uDest) {
x86_reg uv_off = c->uv_off;
x86_reg uv_off = c->uv_offx2 >> 1;
YSCALEYUV2YV12X(CHR_MMX_FILTER_OFFSET, uDest, chrDstW, 0)
YSCALEYUV2YV12X(CHR_MMX_FILTER_OFFSET, vDest - uv_off, chrDstW + uv_off, uv_off)
}
@ -164,7 +164,7 @@ static void RENAME(yuv2yuvX_ar)(SwsContext *c, const int16_t *lumFilter,
*aDest = CONFIG_SWSCALE_ALPHA ? dest[3] : NULL;
if (uDest) {
x86_reg uv_off = c->uv_off;
x86_reg uv_off = c->uv_offx2 >> 1;
YSCALEYUV2YV12X_ACCURATE(CHR_MMX_FILTER_OFFSET, uDest, chrDstW, 0)
YSCALEYUV2YV12X_ACCURATE(CHR_MMX_FILTER_OFFSET, vDest - uv_off, chrDstW + uv_off, uv_off)
}
@ -473,7 +473,7 @@ static void RENAME(yuv2rgb32_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX_ACCURATE
@ -506,7 +506,7 @@ static void RENAME(yuv2rgb32_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX
@ -563,7 +563,7 @@ static void RENAME(yuv2rgb565_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@ -587,7 +587,7 @@ static void RENAME(yuv2rgb565_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@ -640,7 +640,7 @@ static void RENAME(yuv2rgb555_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@ -664,7 +664,7 @@ static void RENAME(yuv2rgb555_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@ -797,7 +797,7 @@ static void RENAME(yuv2bgr24_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@ -821,7 +821,7 @@ static void RENAME(yuv2bgr24_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@ -862,7 +862,7 @@ static void RENAME(yuv2yuyv422_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
@ -883,7 +883,7 @@ static void RENAME(yuv2yuyv422_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
x86_reg uv_off = c->uv_off << 1;
x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

4
tests/ref/lavfi/pixdesc
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@ -42,8 +42,8 @@ yuv422p16be 86ad3447f97969ce095afeef81fa9abf
yuv422p16le a53a9b451f4a81eeae33362c1bbd07f8
yuv440p 5a064afe2b453bb52cdb3f176b1aa1cf
yuv444p 0a98447b78fd476aa39686da6a74fa2e
yuv444p16be 95db370ae765dd3d10b7def14704ae73
yuv444p16le 36b969179b5ad9d312a0d1e1cd6bc402
yuv444p16be 12554ba5f143126dc5e886b9a8be37e9
yuv444p16le 35872903aefd0f545255a4452ccc262e
yuva420p a29884f3f3dfe1e00b961bc17bef3d47
yuvj420p 32eec78ba51857b16ce9b813a49b7189
yuvj422p 0dfa0ed434f73be51428758c69e082cb

4
tests/ref/lavfi/pixfmts_copy
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@ -42,8 +42,8 @@ yuv422p16be 86ad3447f97969ce095afeef81fa9abf
yuv422p16le a53a9b451f4a81eeae33362c1bbd07f8
yuv440p 5a064afe2b453bb52cdb3f176b1aa1cf
yuv444p 0a98447b78fd476aa39686da6a74fa2e
yuv444p16be 95db370ae765dd3d10b7def14704ae73
yuv444p16le 36b969179b5ad9d312a0d1e1cd6bc402
yuv444p16be 12554ba5f143126dc5e886b9a8be37e9
yuv444p16le 35872903aefd0f545255a4452ccc262e
yuva420p a29884f3f3dfe1e00b961bc17bef3d47
yuvj420p 32eec78ba51857b16ce9b813a49b7189
yuvj422p 0dfa0ed434f73be51428758c69e082cb

4
tests/ref/lavfi/pixfmts_crop
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@ -33,8 +33,8 @@ yuv422p16be 6647fe1c381c148f8207c988c0e22bf0
yuv422p16le e1548c9dc51202db38a9625c8954203f
yuv440p 2472417d980e395ad6843cbb8b633b29
yuv444p 1f151980486848c96bc5585ced99003e
yuv444p16be ac3b159f8c858fcdf475a8c024ee79b6
yuv444p16le 9a6863bfc5faee206065c11dc994bf0c
yuv444p16be 02d78b564a23df2f68cf6895d3bfe6bf
yuv444p16le cbea9591b954ea31d6a0cb25a9aed599
yuva420p 7536753dfbc7932560fb50c921369a0e
yuvj420p 21f891093006d42d7683b0e1d773a657
yuvj422p 9a43d474c407590ad8f213880586b45e

4
tests/ref/lavfi/pixfmts_hflip
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@ -33,8 +33,8 @@ yuv422p16be 9dbe0af0eb877987611cf04bfa577202
yuv422p16le 2d8f37231110177cc5e1b61c8cb4b163
yuv440p a99e2b57ed601f39852715c9d675d0d3
yuv444p 947e47f7bb5fdccc659d19b7df2b6fc3
yuv444p16be debc96a7ec4fec0a412f9d8995bc48a2
yuv444p16le 5b5e1348a631fc2206bb7ff851a52687
yuv444p16be cdc7bfb08b8286d05d6a639d1bfc0d26
yuv444p16le 969caecaaca795477874420540d21e8b
yuva420p d83ec0c01498189f179ec574918185f1
yuvj420p df3aaaec3bb157c3bde5f0365af30f4f
yuvj422p d113871528d510a192797af59df9c05c

4
tests/ref/lavfi/pixfmts_null
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@ -42,8 +42,8 @@ yuv422p16be 86ad3447f97969ce095afeef81fa9abf
yuv422p16le a53a9b451f4a81eeae33362c1bbd07f8
yuv440p 5a064afe2b453bb52cdb3f176b1aa1cf
yuv444p 0a98447b78fd476aa39686da6a74fa2e
yuv444p16be 95db370ae765dd3d10b7def14704ae73
yuv444p16le 36b969179b5ad9d312a0d1e1cd6bc402
yuv444p16be 12554ba5f143126dc5e886b9a8be37e9
yuv444p16le 35872903aefd0f545255a4452ccc262e
yuva420p a29884f3f3dfe1e00b961bc17bef3d47
yuvj420p 32eec78ba51857b16ce9b813a49b7189
yuvj422p 0dfa0ed434f73be51428758c69e082cb

4
tests/ref/lavfi/pixfmts_scale
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@ -42,8 +42,8 @@ yuv422p16be 837945d3a771366a5a72a4ed095a4f53
yuv422p16le b8292ae9b52eb7afc3d8b93e8fd895b4
yuv440p 461503fdb9b90451020aa3b25ddf041c
yuv444p 81b2eba962d12e8d64f003ac56f6faf2
yuv444p16be cc7460f76477aa4b4c33442f67c06a89
yuv444p16le 9a5ed60d68c0a4a5155f9d376174cdf7
yuv444p16be fe2c4a3708c4f44a2d91f3c413f33caf
yuv444p16le 1b4fce808e546cd75ef01cdb91da26b5
yuva420p 8673a9131fb47de69788863f93a50eb7
yuvj420p 30427bd6caf5bda93a173dbebe759e09
yuvj422p fc8288f64fd149573f73cf8da05d8e6d

4
tests/ref/lavfi/pixfmts_vflip
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@ -42,8 +42,8 @@ yuv422p16be 8cdfbddf2dd4c44c3efef4ee00170eba
yuv422p16le a2f421f6a1af950544081c1797de01ae
yuv440p 876385e96165acf51271b20e5d85a416
yuv444p 9c3c667d1613b72d15bc6d851c5eb8f7
yuv444p16be b092690d22f0b26360fbf5cfd739be17
yuv444p16le 18768b4ddca92d06f9713fef467276a9
yuv444p16be c73d2f57f90060d4126241aba04876d3
yuv444p16le c9ab60ec1ae3ff50da524e83e3553add
yuva420p c705d1cf061d8c6580ac690b55f92276
yuvj420p 41fd02b204da0ab62452cd14b595e2e4
yuvj422p 7f6ca9bc1812cde02036d7d29a7cce43

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