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factorize code in Import()

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Change-Id: I6a4e77715c3a5be5238c81e029bfb6479d36de05
This commit is contained in:
Pascal Massimino 2012-06-04 15:55:31 -07:00 committed by James Zern
parent 9b71502669
commit f80cd27e28
1 changed files with 7 additions and 8 deletions
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15
src/enc/picture.c
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@ -473,6 +473,13 @@ static int Import(WebPPicture* const picture,
const int width = picture->width;
const int height = picture->height;
if (import_alpha) {
picture->colorspace |= WEBP_CSP_ALPHA_BIT;
} else {
picture->colorspace &= ~WEBP_CSP_ALPHA_BIT;
}
if (!WebPPictureAlloc(picture)) return 0;
if (!picture->use_argb_input) {
// Import luma plane
for (y = 0; y < height; ++y) {
@ -578,29 +585,21 @@ static int Import(WebPPicture* const picture,
int WebPPictureImportRGB(WebPPicture* const picture,
const uint8_t* const rgb, int rgb_stride) {
picture->colorspace &= ~WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(picture)) return 0;
return Import(picture, rgb, rgb_stride, 3, 0, 0);
}
int WebPPictureImportBGR(WebPPicture* const picture,
const uint8_t* const rgb, int rgb_stride) {
picture->colorspace &= ~WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(picture)) return 0;
return Import(picture, rgb, rgb_stride, 3, 1, 0);
}
int WebPPictureImportRGBA(WebPPicture* const picture,
const uint8_t* const rgba, int rgba_stride) {
picture->colorspace |= WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(picture)) return 0;
return Import(picture, rgba, rgba_stride, 4, 0, 1);
}
int WebPPictureImportBGRA(WebPPicture* const picture,
const uint8_t* const rgba, int rgba_stride) {
picture->colorspace |= WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(picture)) return 0;
return Import(picture, rgba, rgba_stride, 4, 1, 1);
}