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| author | Martin Vignali <martin.vignali@gmail.com> | 2017-11-26 19:18:48 +0100 |
|---|---|---|
| committer | Martin Vignali <martin.vignali@gmail.com> | 2017-12-09 15:11:12 +0100 |
| commit | 9e1c9633cc7b025f6b04e39fdd7f9983a73b5bfa (patch) | |
| tree | bdbd941463ad751a1bf3d20b253798f0cbfc4221 /libavcodec/utvideodec.c | |
| parent | 179a2f04eb2bd6df7221883a92dc4e00cf94394b (diff) | |
| download | ffmpeg-9e1c9633cc7b025f6b04e39fdd7f9983a73b5bfa.tar.gz | |
avcodec/utvideodec : use dsp add_median_pred for second line
process start of the line in scalar, before call dsp
(dsp need align 16)
Diffstat (limited to 'libavcodec/utvideodec.c')
| -rw-r--r-- | libavcodec/utvideodec.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/libavcodec/utvideodec.c b/libavcodec/utvideodec.c index 83dbae99b1..d2da825fbf 100644 --- a/libavcodec/utvideodec.c +++ b/libavcodec/utvideodec.c @@ -373,12 +373,16 @@ static void restore_median_planar(UtvideoContext *c, uint8_t *src, ptrdiff_t str C = bsrc[-stride]; bsrc[0] += C; A = bsrc[0]; - for (i = 1; i < width; i++) { + for (i = 1; i < FFMIN(width, 16); i++) { /* scalar loop (DSP need align 16) */ B = bsrc[i - stride]; bsrc[i] += mid_pred(A, B, (uint8_t)(A + B - C)); C = B; A = bsrc[i]; } + if (width > 16) + c->llviddsp.add_median_pred(bsrc + 16, bsrc - stride + 16, + bsrc + 16, width - 16, &A, &B); + bsrc += stride; // the rest of lines use continuous median prediction for (j = 2; j < slice_height; j++) { @@ -424,12 +428,16 @@ static void restore_median_planar_il(UtvideoContext *c, uint8_t *src, ptrdiff_t C = bsrc[-stride2]; bsrc[0] += C; A = bsrc[0]; - for (i = 1; i < width; i++) { + for (i = 1; i < FFMIN(width, 16); i++) { /* scalar loop (DSP need align 16) */ B = bsrc[i - stride2]; bsrc[i] += mid_pred(A, B, (uint8_t)(A + B - C)); C = B; A = bsrc[i]; } + if (width > 16) + c->llviddsp.add_median_pred(bsrc + 16, bsrc - stride2 + 16, + bsrc + 16, width - 16, &A, &B); + c->llviddsp.add_median_pred(bsrc + stride, bsrc - stride, bsrc + stride, width, &A, &B); bsrc += stride2; |