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| author | Rémi Verschelde <remi@verschelde.fr> | 2016-07-14 09:03:14 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2016-07-14 09:03:14 +0200 |
| commit | 1f2110956b8f66fc3c6c89f74f0dfeb6c2265e45 (patch) | |
| tree | 6232703f2e5ddeb2ff9bb6fda050f673aec6a402 /drivers/webp/enc/picture_tools.c | |
| parent | 26baaf447abb85c7a1670141ffa6a41f3287601e (diff) | |
| parent | e55c6f823251fcff366c7ce93b3ab0bf1fdedd68 (diff) | |
Merge pull request #5592 from volzhs/libwebp-0.5.1
Update webp driver to 0.5.1
Diffstat (limited to 'drivers/webp/enc/picture_tools.c')
| -rw-r--r-- | drivers/webp/enc/picture_tools.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/webp/enc/picture_tools.c b/drivers/webp/enc/picture_tools.c index 7c73646397..bf97af8408 100644 --- a/drivers/webp/enc/picture_tools.c +++ b/drivers/webp/enc/picture_tools.c @@ -11,6 +11,8 @@ // // Author: Skal (pascal.massimino@gmail.com) +#include <assert.h> + #include "./vp8enci.h" #include "../dsp/yuv.h" @@ -120,6 +122,24 @@ void WebPCleanupTransparentArea(WebPPicture* pic) { #undef SIZE #undef SIZE2 +void WebPCleanupTransparentAreaLossless(WebPPicture* const pic) { + int x, y, w, h; + uint32_t* argb; + assert(pic != NULL && pic->use_argb); + w = pic->width; + h = pic->height; + argb = pic->argb; + + for (y = 0; y < h; ++y) { + for (x = 0; x < w; ++x) { + if ((argb[x] & 0xff000000) == 0) { + argb[x] = 0x00000000; + } + } + argb += pic->argb_stride; + } +} + //------------------------------------------------------------------------------ // Blend color and remove transparency info |