Searched refs:dst_a (Results 1 – 5 of 5) sorted by relevance
| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/examples/ |
| A D | anim_diff.c | 47 const int dst_a = (dst >> 24) & 0xff; in PixelsAreSimilar() local
52 return (abs(src_r * src_a - dst_r * dst_a) <= (max_allowed_diff * 255)) && in PixelsAreSimilar()
53 (abs(src_g * src_a - dst_g * dst_a) <= (max_allowed_diff * 255)) && in PixelsAreSimilar()
54 (abs(src_b * src_a - dst_b * dst_a) <= (max_allowed_diff * 255)) && in PixelsAreSimilar()
55 (abs(src_a - dst_a) <= max_allowed_diff); in PixelsAreSimilar()
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/demux/ |
| A D | anim_decode.c | 198 uint32_t dst, uint8_t dst_a, in BlendChannelNonPremult() argument
202 const uint32_t blend_unscaled = src_channel * src_a + dst_channel * dst_a; in BlendChannelNonPremult()
214 const uint8_t dst_a = (dst >> 24) & 0xff; in BlendPixelNonPremult() local
217 const uint8_t dst_factor_a = (dst_a * (256 - src_a)) >> 8; in BlendPixelNonPremult()
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/enc/ |
| A D | picture_csp_enc.c | 890 uint8_t* dst_a = picture->a; in ImportYUVAFromRGBA() local
927 dst_a, picture->a_stride); in ImportYUVAFromRGBA()
928 dst_a += 2 * picture->a_stride; in ImportYUVAFromRGBA()
961 row_has_alpha &= !WebPExtractAlpha(a_ptr, 0, width, 1, dst_a, 0); in ImportYUVAFromRGBA()
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/dec/ |
| A D | io_dec.c | 279 uint8_t* const dst_a = buf->a + p->last_y * buf->a_stride; in EmitRescaledAlphaYUV() local
285 WebPMultRows(dst_y, buf->y_stride, dst_a, buf->a_stride, in EmitRescaledAlphaYUV()
291 FillAlphaPlane(dst_a, io->scaled_width, expected_num_lines_out, in EmitRescaledAlphaYUV()
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| /AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/mux/ |
| A D | anim_encode.c | 376 const int dst_a = (dst >> 24) & 0xff; in PixelsAreSimilar() local
381 return (src_a == dst_a) && in PixelsAreSimilar()
382 (abs(src_r - dst_r) * dst_a <= (max_allowed_diff * 255)) && in PixelsAreSimilar()
383 (abs(src_g - dst_g) * dst_a <= (max_allowed_diff * 255)) && in PixelsAreSimilar()
384 (abs(src_b - dst_b) * dst_a <= (max_allowed_diff * 255)); in PixelsAreSimilar()
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