diff options
Diffstat (limited to 'libswscale/yuv2rgb.c')
-rw-r--r-- | libswscale/yuv2rgb.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c index 588462504e..71d4b90baa 100644 --- a/libswscale/yuv2rgb.c +++ b/libswscale/yuv2rgb.c @@ -965,6 +965,28 @@ av_cold int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4], fill_table(c->table_bU, 1, cbu, y_table + yoffs); fill_gv_table(c->table_gV, 1, cgv); break; + case 30: + rbase = 20; + gbase = 10; + bbase = 0; + needAlpha = CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat); + if (!needAlpha) + abase = 30; + ALLOC_YUV_TABLE(table_plane_size * 3 * 4); + y_table32 = c->yuvTable; + yb = -(384 << 16) - YUVRGB_TABLE_LUMA_HEADROOM*cy - oy; + for (i = 0; i < table_plane_size; i++) { + unsigned yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table32[i]= (yval << rbase) + (needAlpha ? 0 : (255u << abase)); + y_table32[i + table_plane_size] = yval << gbase; + y_table32[i + 2 * table_plane_size] = yval << bbase; + yb += cy; + } + fill_table(c->table_rV, 4, crv, y_table32 + yoffs); + fill_table(c->table_gU, 4, cgu, y_table32 + yoffs + table_plane_size); + fill_table(c->table_bU, 4, cbu, y_table32 + yoffs + 2 * table_plane_size); + fill_gv_table(c->table_gV, 4, cgv); + break; case 32: case 64: base = (c->dstFormat == AV_PIX_FMT_RGB32_1 || |