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WEBP_REDUCE_CSP: restrict colorspace support

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only supported ones are: RGBA/BGRA/rgbA/bgrA (decoder)
as well as: WebPPictureImportRGB/RGBX/RGBA (encoder).

(note: extras/get_disto is affected too)

Change-Id: If6c4f95054ca15759c4e289fb3b4c352b3521c2c
This commit is contained in:
Pascal Massimino
2017-11-22 23:51:19 -08:00
parent 541179a9a5
commit 6de20df02c
8 changed files with 150 additions and 64 deletions
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43
src/enc/picture_csp_enc.c
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@ -1134,12 +1134,7 @@ static int Import(WebPPicture* const picture,
// Public API
int WebPPictureImportRGB(WebPPicture* picture,
const uint8_t* rgb, int rgb_stride) {
return (picture != NULL && rgb != NULL)
? Import(picture, rgb, rgb_stride, 3, 0, 0)
: 0;
}
#if !defined(WEBP_REDUCE_CSP)
int WebPPictureImportBGR(WebPPicture* picture,
const uint8_t* rgb, int rgb_stride) {
@ -1148,13 +1143,6 @@ int WebPPictureImportBGR(WebPPicture* picture,
: 0;
}
int WebPPictureImportRGBA(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
return (picture != NULL && rgba != NULL)
? Import(picture, rgba, rgba_stride, 4, 0, 1)
: 0;
}
int WebPPictureImportBGRA(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
return (picture != NULL && rgba != NULL)
@ -1162,12 +1150,6 @@ int WebPPictureImportBGRA(WebPPicture* picture,
: 0;
}
int WebPPictureImportRGBX(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
return (picture != NULL && rgba != NULL)
? Import(picture, rgba, rgba_stride, 4, 0, 0)
: 0;
}
int WebPPictureImportBGRX(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
@ -1176,4 +1158,27 @@ int WebPPictureImportBGRX(WebPPicture* picture,
: 0;
}
#endif // WEBP_REDUCE_CSP
int WebPPictureImportRGB(WebPPicture* picture,
const uint8_t* rgb, int rgb_stride) {
return (picture != NULL && rgb != NULL)
? Import(picture, rgb, rgb_stride, 3, 0, 0)
: 0;
}
int WebPPictureImportRGBA(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
return (picture != NULL && rgba != NULL)
? Import(picture, rgba, rgba_stride, 4, 0, 1)
: 0;
}
int WebPPictureImportRGBX(WebPPicture* picture,
const uint8_t* rgba, int rgba_stride) {
return (picture != NULL && rgba != NULL)
? Import(picture, rgba, rgba_stride, 4, 0, 0)
: 0;
}
//------------------------------------------------------------------------------