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use vImage framework to accelerate conversion from YUV to RGB(A) #7

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Merged
merged 8 commits into from
Jan 24, 2020
Merged

use vImage framework to accelerate conversion from YUV to RGB(A) #7

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057c955
use vImage framework to acceralate conversion from YUV to RGB(A) when…
ledyba-z Dec 22, 2019
f4d244f
Support 10bit/12bit YUV444
ledyba-z Jan 20, 2020
127b0b4
use advanded decoding to avoid unnecessary copy.
ledyba-z Jan 20, 2020
aba3acf
Merge branch 'master' into feature/use-vImage-framework
ledyba-z Jan 23, 2020
7988a16
Avoid to use alloca, because iOS non-main threads just have 512kb stack.
ledyba-z Jan 23, 2020
fd080e7
add free() to avoid memory leak()
ledyba-z Jan 23, 2020
a03009b
add free to avoid leak
ledyba-z Jan 23, 2020
c2096ef
Supress all warnings from static analyzer.
ledyba-z Jan 23, 2020
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Supress all warnings from static analyzer.
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@ledyba-z
ledyba-z committed Jan 23, 2020
commit c2096eff72c3d6da6fe6dbb8c8c2843fb6aef98d
10 changes: 5 additions & 5 deletions SDWebImageAVIFCoder/Classes/SDImageAVIFCoder.m
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Original file line number Diff line number Diff line change
Expand Up @@ -408,10 +408,10 @@ static void ConvertAvifImagePlanar16ToRGB16U(avifImage * avif, uint8_t * outPixe

vImage_YpCbCrToARGB convInfo = {0};

uint8_t* argbPixels = NULL;
uint8_t* dummyCb = NULL;
uint8_t* dummyCr = NULL;
uint8_t* dummyAlpha = NULL;
uint16_t* argbPixels = NULL;
uint16_t* dummyCb = NULL;
uint16_t* dummyCr = NULL;
uint16_t* dummyAlpha = NULL;

if(!hasAlpha) {
argbPixels = calloc(avif->width * avif->height * 4, sizeof(uint16_t));
Expand All @@ -421,7 +421,7 @@ static void ConvertAvifImagePlanar16ToRGB16U(avifImage * avif, uint8_t * outPixe
}

vImage_Buffer argbBuffer = {
.data = hasAlpha ? outPixels : argbPixels,
.data = hasAlpha ? outPixels : (uint8_t*)argbPixels,
.width = avif->width,
.height = avif->height,
.rowBytes = avif->width * 4 * sizeof(uint16_t),
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