From 2778fdbe5424485d135a37d384d6449113a6c2b5 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Wed, 1 Jul 2015 19:40:26 +0000 Subject: swscale: implement YA8 output Signed-off-by: Paul B Mahol --- libswscale/output.c | 96 ++++++++++++++++++++++++++++++++ libswscale/utils.c | 2 +- tests/ref/fate/filter-pixdesc-ya8 | 1 + tests/ref/fate/filter-pixfmts-copy | 1 + tests/ref/fate/filter-pixfmts-crop | 1 + tests/ref/fate/filter-pixfmts-field | 1 + tests/ref/fate/filter-pixfmts-fieldorder | 1 + tests/ref/fate/filter-pixfmts-hflip | 1 + tests/ref/fate/filter-pixfmts-il | 1 + tests/ref/fate/filter-pixfmts-null | 1 + tests/ref/fate/filter-pixfmts-pad | 1 + tests/ref/fate/filter-pixfmts-scale | 1 + tests/ref/fate/filter-pixfmts-vflip | 1 + 13 files changed, 108 insertions(+), 1 deletion(-) create mode 100644 tests/ref/fate/filter-pixdesc-ya8 diff --git a/libswscale/output.c b/libswscale/output.c index f63af3b210..09e3369ffc 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -1917,6 +1917,97 @@ yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter, } } +static void +yuv2ya8_1_c(SwsContext *c, const int16_t *buf0, + const int16_t *ubuf[2], const int16_t *vbuf[2], + const int16_t *abuf0, uint8_t *dest, int dstW, + int uvalpha, int y) +{ + int hasAlpha = !!abuf0; + int i; + + for (i = 0; i < dstW; i++) { + int Y = (buf0[i] + 64) >> 7; + int A; + + Y = av_clip_uint8(Y); + + if (hasAlpha) { + A = (abuf0[i] + 64) >> 7; + if (A & 0x100) + A = av_clip_uint8(A); + } + + dest[i * 2 ] = Y; + dest[i * 2 + 1] = hasAlpha ? A : 255; + } +} + +static void +yuv2ya8_2_c(SwsContext *c, const int16_t *buf[2], + const int16_t *ubuf[2], const int16_t *vbuf[2], + const int16_t *abuf[2], uint8_t *dest, int dstW, + int yalpha, int uvalpha, int y) +{ + int hasAlpha = abuf[0] && abuf[1]; + const int16_t *buf0 = buf[0], *buf1 = buf[1], + *abuf0 = hasAlpha ? abuf[0] : NULL, + *abuf1 = hasAlpha ? abuf[1] : NULL; + int yalpha1 = 4096 - yalpha; + int i; + + for (i = 0; i < dstW; i++) { + int Y = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; + int A; + + Y = av_clip_uint8(Y); + + if (hasAlpha) { + A = (abuf0[i * 2] * yalpha1 + abuf1[i * 2] * yalpha) >> 19; + A = av_clip_uint8(A); + } + + dest[i * 2 ] = Y; + dest[i * 2 + 1] = hasAlpha ? A : 255; + } +} + +static void +yuv2ya8_X_c(SwsContext *c, const int16_t *lumFilter, + const int16_t **lumSrc, int lumFilterSize, + const int16_t *chrFilter, const int16_t **chrUSrc, + const int16_t **chrVSrc, int chrFilterSize, + const int16_t **alpSrc, uint8_t *dest, int dstW, int y) +{ + int hasAlpha = !!alpSrc; + int i; + + for (i = 0; i < dstW; i++) { + int j; + int Y = 1 << 18, A = 1 << 18; + + for (j = 0; j < lumFilterSize; j++) + Y += lumSrc[j][i] * lumFilter[j]; + + Y >>= 19; + if (Y & 0x100) + Y = av_clip_uint8(Y); + + if (hasAlpha) { + for (j = 0; j < lumFilterSize; j++) + A += alpSrc[j][i] * lumFilter[j]; + + A >>= 19; + + if (A & 0x100) + A = av_clip_uint8(A); + } + + dest[2 * i ] = Y; + dest[2 * i + 1] = hasAlpha ? A : 255; + } +} + av_cold void ff_sws_init_output_funcs(SwsContext *c, yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX, @@ -2361,5 +2452,10 @@ av_cold void ff_sws_init_output_funcs(SwsContext *c, *yuv2packed2 = yuv2uyvy422_2_c; *yuv2packedX = yuv2uyvy422_X_c; break; + case AV_PIX_FMT_YA8: + *yuv2packed1 = yuv2ya8_1_c; + *yuv2packed2 = yuv2ya8_2_c; + *yuv2packedX = yuv2ya8_X_c; + break; } } diff --git a/libswscale/utils.c b/libswscale/utils.c index 074f8c0d13..c384aa5302 100644 --- a/libswscale/utils.c +++ b/libswscale/utils.c @@ -166,7 +166,7 @@ static const FormatEntry format_entries[AV_PIX_FMT_NB] = { [AV_PIX_FMT_RGB444BE] = { 1, 1 }, [AV_PIX_FMT_BGR444LE] = { 1, 1 }, [AV_PIX_FMT_BGR444BE] = { 1, 1 }, - [AV_PIX_FMT_YA8] = { 1, 0 }, + [AV_PIX_FMT_YA8] = { 1, 1 }, [AV_PIX_FMT_YA16BE] = { 1, 0 }, [AV_PIX_FMT_YA16LE] = { 1, 0 }, [AV_PIX_FMT_BGR48BE] = { 1, 1 }, diff --git a/tests/ref/fate/filter-pixdesc-ya8 b/tests/ref/fate/filter-pixdesc-ya8 new file mode 100644 index 0000000000..78aae777eb --- /dev/null +++ b/tests/ref/fate/filter-pixdesc-ya8 @@ -0,0 +1 @@ +pixdesc-ya8 1719d17930180793286230dd38d18edb diff --git a/tests/ref/fate/filter-pixfmts-copy b/tests/ref/fate/filter-pixfmts-copy index 6281711ac6..defdb195fb 100644 --- a/tests/ref/fate/filter-pixfmts-copy +++ b/tests/ref/fate/filter-pixfmts-copy @@ -53,6 +53,7 @@ rgba64le b91e1d77f799eb92241a2d2d28437b15 uyvy422 3bcf3c80047592f2211fae3260b1b65d xyz12be a1ef56bf746d71f59669c28e48fc8450 xyz12le 831ff03c1ba4ef19374686f16a064d8c +ya8 e4bdc2165c1fe29905accfc68e7597ca yuv410p 5d4d992a7728431aa4e0700f87fb7fd8 yuv411p 7e1300e89f5bc07939e2c4a6acbdf267 yuv420p a014c7eb7a8385d1dd092b7a583f1bff diff --git a/tests/ref/fate/filter-pixfmts-crop b/tests/ref/fate/filter-pixfmts-crop index 1b1a763ee6..b9e117bca3 100644 --- a/tests/ref/fate/filter-pixfmts-crop +++ b/tests/ref/fate/filter-pixfmts-crop @@ -50,6 +50,7 @@ rgba64be 89910046972ab3c68e2a348302cc8ca9 rgba64le fea8ebfc869b52adf353778f29eac7a7 xyz12be cb4571f9aaa7b59f999ef327276104b7 xyz12le cd6aae8d26b18bdb4b9d068586276d91 +ya8 2a888cb3018a09443435ce8bfa731cc1 yuv410p 3bb6c7b64f2c46bc5e8b77198ce4ea58 yuv411p 693e4afe96998e6dd91734037d75d887 yuv420p 510d36163e4d3710988c23c2240ca6dc diff --git a/tests/ref/fate/filter-pixfmts-field b/tests/ref/fate/filter-pixfmts-field index 9ba8e58160..5bec7f8ba5 100644 --- a/tests/ref/fate/filter-pixfmts-field +++ b/tests/ref/fate/filter-pixfmts-field @@ -53,6 +53,7 @@ rgba64le dfdba4de4a7cac9abf08852666c341d3 uyvy422 1c49e44ab3f060e85fc4a3a9464f045e xyz12be d2fa69ec91d3ed862f2dac3f8e7a3437 xyz12le 02bccd5e0b6824779a1f848b0ea3e3b5 +ya8 9b3f26c05060aab832817967bf3c90ab yuv410p a85920d6bd26f51306e2ecbe71d1c554 yuv411p 9106e283d5dbcfba01c611886d58871a yuv420p 9ea8ed3c22c31c0354b7face540bb280 diff --git a/tests/ref/fate/filter-pixfmts-fieldorder b/tests/ref/fate/filter-pixfmts-fieldorder index 085b05349a..832e51d30e 100644 --- a/tests/ref/fate/filter-pixfmts-fieldorder +++ b/tests/ref/fate/filter-pixfmts-fieldorder @@ -48,6 +48,7 @@ rgba64le b34e6e30621ae579519a2d91a96a0acf uyvy422 75de70e31c435dde878002d3f22b238a xyz12be 15f5cda71de5fef9cec5e75e3833b6bc xyz12le 7be6c8781f38c21a6b8f602f62ca31e6 +ya8 9dab461f986b50151ccb2eb3bac75da9 yuv411p e4a040e0e786c4dae07d9d3f90a54905 yuv422p 16ce67249c6ce7ef57a433646ad6dfc1 yuv422p10be 62ae323dcc41aabf8ff6ecc53b119ce8 diff --git a/tests/ref/fate/filter-pixfmts-hflip b/tests/ref/fate/filter-pixfmts-hflip index 206462a61f..8f41f12b08 100644 --- a/tests/ref/fate/filter-pixfmts-hflip +++ b/tests/ref/fate/filter-pixfmts-hflip @@ -50,6 +50,7 @@ rgba64be c910444019f4cfbf4d995227af55da8d rgba64le 0c810d8b3a6bca10321788e1cb145340 xyz12be 25f90259ff8a226befdaec3dfe82996e xyz12le 926c0791d59aaff61b2778e8ada3316d +ya8 68b888a5e5e5e51f57c282d98e736ad4 yuv410p c49fd0c55c41185b1580aac77211992b yuv411p c416371077dce13d31bf1dc706111ae7 yuv420p eb8d9f02db98e10400781428c43e9438 diff --git a/tests/ref/fate/filter-pixfmts-il b/tests/ref/fate/filter-pixfmts-il index d6f510c2cc..87538c5564 100644 --- a/tests/ref/fate/filter-pixfmts-il +++ b/tests/ref/fate/filter-pixfmts-il @@ -52,6 +52,7 @@ rgba64le a8a2daae04374a27219bc1c890204007 uyvy422 d6ee3ca43356d08c392382b24b22cda5 xyz12be 7c7d54c55f136cbbc50b18029f3be0b3 xyz12le 090ba6b1170baf2b1358b43b971d33b0 +ya8 ec043b98eb0fd044fd8072d91d9cd31a yuv410p dea1ab8843465adf5b8240b2d98fd85b yuv411p 8bf73777a5ff43c126be274245aceff1 yuv420p f1f4e7e94a76d5320049464bdeac24ed diff --git a/tests/ref/fate/filter-pixfmts-null b/tests/ref/fate/filter-pixfmts-null index 6281711ac6..defdb195fb 100644 --- a/tests/ref/fate/filter-pixfmts-null +++ b/tests/ref/fate/filter-pixfmts-null @@ -53,6 +53,7 @@ rgba64le b91e1d77f799eb92241a2d2d28437b15 uyvy422 3bcf3c80047592f2211fae3260b1b65d xyz12be a1ef56bf746d71f59669c28e48fc8450 xyz12le 831ff03c1ba4ef19374686f16a064d8c +ya8 e4bdc2165c1fe29905accfc68e7597ca yuv410p 5d4d992a7728431aa4e0700f87fb7fd8 yuv411p 7e1300e89f5bc07939e2c4a6acbdf267 yuv420p a014c7eb7a8385d1dd092b7a583f1bff diff --git a/tests/ref/fate/filter-pixfmts-pad b/tests/ref/fate/filter-pixfmts-pad index 122f1ff749..8ee874c84b 100644 --- a/tests/ref/fate/filter-pixfmts-pad +++ b/tests/ref/fate/filter-pixfmts-pad @@ -11,6 +11,7 @@ gray ddc663a0491df3959d9c5795dceaa72e rgb0 78d500c8361ab6423a4826a00268c908 rgb24 17f9e2e0c609009acaf2175c42d4a2a5 rgba b157c90191463d34fb3ce77b36c96386 +ya8 310847fa55017bcb2ceb5dcbbea3557c yuv410p cb871dcc1e84a7ef1d21f9237b88cf6e yuv411p aec2c1740de9a62db0d41f4dda9121b0 yuv420p 4398e408fc35436ce4b20468946f58b6 diff --git a/tests/ref/fate/filter-pixfmts-scale b/tests/ref/fate/filter-pixfmts-scale index 553a4c5568..18a680047a 100644 --- a/tests/ref/fate/filter-pixfmts-scale +++ b/tests/ref/fate/filter-pixfmts-scale @@ -53,6 +53,7 @@ rgba64le 783d2779adfafe3548bdb671ec0de69e uyvy422 aeb4ba4f9f003ae21f6d18089198244f xyz12be c7ba8345998c0141ddc079cdd29b1a40 xyz12le 95f5d3a0de834cc495c9032a14987cde +ya8 9d08dbcf1ed51bd4e437cc1f1db583e4 yuv410p e8f49b5fb9335b62c074f7f8bb0234fc yuv411p 5af32557c93beb482e26e7af693104c6 yuv420p 5d3ac239c3712143560b1dfbd48a7ddd diff --git a/tests/ref/fate/filter-pixfmts-vflip b/tests/ref/fate/filter-pixfmts-vflip index ac9f003067..732bb63cf9 100644 --- a/tests/ref/fate/filter-pixfmts-vflip +++ b/tests/ref/fate/filter-pixfmts-vflip @@ -53,6 +53,7 @@ rgba64le 48f45b10503b7dd140329c3dd0d54c98 uyvy422 3a237e8376264e0cfa78f8a3fdadec8a xyz12be 810644e008deb231850d779aaa27cc7e xyz12le 829701db461b43533cf9241e0743bc61 +ya8 4ac56b8d1c3efc54d5fb585608a8c688 yuv410p c7adfe96c8e043a6cb9290c39bf8063c yuv411p 3fce29db403a25f81be39e01aaf6ff3a yuv420p d64fae96fac22aefa8fbcf45a09f37c1 -- cgit v1.2.3