diff options
Diffstat (limited to 'libswscale/output.c')
| -rw-r--r-- | libswscale/output.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/libswscale/output.c b/libswscale/output.c index f30bce8dd3..0af2fffea4 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -180,6 +180,34 @@ yuv2planeX_16_c_template(const int16_t *filter, int filterSize, } } +static void yuv2p016cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, + const int16_t **chrUSrc, const int16_t **chrVSrc, + uint8_t *dest8, int chrDstW) +{ + uint16_t *dest = (uint16_t*)dest8; + const int32_t **uSrc = (const int32_t **)chrUSrc; + const int32_t **vSrc = (const int32_t **)chrVSrc; + int shift = 15; + int big_endian = c->dstFormat == AV_PIX_FMT_P016BE; + int i, j; + + for (i = 0; i < chrDstW; i++) { + int u = 1 << (shift - 1); + int v = 1 << (shift - 1); + + /* See yuv2planeX_16_c_template for details. */ + u -= 0x40000000; + v -= 0x40000000; + for (j = 0; j < chrFilterSize; j++) { + u += uSrc[j][i] * (unsigned)chrFilter[j]; + v += vSrc[j][i] * (unsigned)chrFilter[j]; + } + + output_pixel(&dest[2*i] , u, 0x8000, int); + output_pixel(&dest[2*i+1], v, 0x8000, int); + } +} + #undef output_pixel #define output_pixel(pos, val) \ @@ -2257,6 +2285,9 @@ av_cold void ff_sws_init_output_funcs(SwsContext *c, } else if (is16BPS(dstFormat)) { *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c; *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c; + if (dstFormat == AV_PIX_FMT_P016LE || dstFormat == AV_PIX_FMT_P016BE) { + *yuv2nv12cX = yuv2p016cX_c; + } } else if (isNBPS(dstFormat)) { if (desc->comp[0].depth == 9) { *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c; |