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correct alpha_dithering_strength ABI check

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the ABI wasn't bumped with this addition, but it's more correct to say
it was added with 0x0205 rather than 0x0204

Change-Id: I2ba12a33b612fac16bdfeb8272e76b0ea84f3938
This commit is contained in:
James Zern
2014-10-13 13:58:25 +02:00
parent 6c83157524
commit 57a7e73d27
4 changed files with 13 additions and 9 deletions
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2
src/dec/frame.c
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@ -177,7 +177,7 @@ void VP8InitDithering(const WebPDecoderOptions* const options,
dec->dither_ = 1;
}
}
#if WEBP_DECODER_ABI_VERSION > 0x0203
#if WEBP_DECODER_ABI_VERSION > 0x0204
// potentially allow alpha dithering
dec->alpha_dithering_ = options->alpha_dithering_strength;
if (dec->alpha_dithering_ > 100) {

10
src/webp/decode.h
View File

@ -444,16 +444,20 @@ struct WebPDecoderOptions {
int dithering_strength; // dithering strength (0=Off, 100=full)
#if WEBP_DECODER_ABI_VERSION > 0x0203
int flip; // flip output vertically
#endif
#if WEBP_DECODER_ABI_VERSION > 0x0204
int alpha_dithering_strength; // alpha dithering strength in [0..100]
#endif
// Unused for now:
int force_rotation; // forced rotation (to be applied _last_)
int no_enhancement; // if true, discard enhancement layer
#if WEBP_DECODER_ABI_VERSION > 0x0203
uint32_t pad[3]; // padding for later use
#else
#if WEBP_DECODER_ABI_VERSION < 0x0203
uint32_t pad[5]; // padding for later use
#elif WEBP_DECODER_ABI_VERSION < 0x0204
uint32_t pad[4]; // padding for later use
#else
uint32_t pad[3]; // padding for later use
#endif
};