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Searched refs:alpha_ (Results 1 – 14 of 14) sorted by relevance

/AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/mux/
A Dmuxread.c88 if (is_lossless && (wpi->alpha_ != NULL)) { in MuxImageFinalize()
89 ChunkDelete(wpi->alpha_); in MuxImageFinalize()
90 wpi->alpha_ = NULL; in MuxImageFinalize()
94 wpi->has_alpha_ = vp8l_has_alpha || (wpi->alpha_ != NULL); in MuxImageFinalize()
137 if (wpi->alpha_ != NULL) goto Fail; // Consecutive ALPH chunks. in MuxImageParse()
249 if (wpi->alpha_ != NULL) goto Err; // Consecutive ALPH chunks. in WebPMuxCreateInternal()
250 if (ChunkSetHead(&chunk, &wpi->alpha_) != WEBP_MUX_OK) goto Err; in WebPMuxCreateInternal()
394 const int need_vp8x = (wpi->alpha_ != NULL); in SynthesizeBitstream()
396 const size_t alpha_size = need_vp8x ? ChunkDiskSize(wpi->alpha_) : 0; in SynthesizeBitstream()
404 assert(wpi->alpha_ == NULL || wpi->alpha_->next_ == NULL); in SynthesizeBitstream()
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A Dmuxinternal.c233 ChunkListDelete(&wpi->alpha_); in MuxImageRelease()
251 case WEBP_CHUNK_ALPHA: return (WebPChunk**)&wpi->alpha_; in GetChunkListFromId()
364 if (wpi->alpha_ != NULL) size += ChunkDiskSize(wpi->alpha_); in MuxImageDiskSize()
395 if (wpi->alpha_ != NULL) dst = ChunkEmit(wpi->alpha_, dst); in MuxImageEmit()
A Dmuxi.h50 WebPChunk* alpha_; // Corresponds to WEBP_CHUNK_ALPHA. member
A Dmuxedit.c144 if (wpi->alpha_ != NULL) { in GetImageData()
145 *alpha = wpi->alpha_->data_; in GetImageData()
225 &wpi->alpha_); in SetAlphaAndImageChunks()
/AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/enc/
A Danalysis_enc.c94 enc->dqm_[n].alpha_ = clip(alpha, -127, 127); in SetSegmentAlphas()
215 const int alpha = mb->alpha_; in AssignSegments()
217 mb->alpha_ = centers[map[alpha]]; // for the record. in AssignSegments()
388 it->mb_->alpha_ = best_alpha; // for later remapping. in MBAnalyze()
400 mb->alpha_ = 0; in DefaultMBInfo()
419 enc->dqm_[0].alpha_ = 0; in ResetAllMBInfo()
422 enc->alpha_ = 0; in ResetAllMBInfo()
526 enc->alpha_ = main_job.alpha / total_mb; in VP8EncAnalyze()
A Dvp8i_enc.h178 uint8_t alpha_; // quantization-susceptibility member
191 int alpha_; // quant-susceptibility, range [-127,127]. Zero is neutral. member
381 int alpha_; // global susceptibility (<=> complexity) member
A Dhistogram_enc.h37 uint32_t alpha_[NUM_LITERAL_CODES]; member
A Dbackward_references_cost_enc.c33 double alpha_[VALUES_IN_BYTE]; member
85 VALUES_IN_BYTE, histo->alpha_, m->alpha_); in CostModelBuild()
96 return m->alpha_[v >> 24] + in GetLiteralCost()
A Dhistogram_enc.c204 ++histo->alpha_[PixOrCopyLiteral(v, 3)]; in VP8LHistogramAddSinglePixOrCopy()
364 + PopulationCost(p->alpha_, NUM_LITERAL_CODES, NULL, &p->is_used_[3]) in VP8LHistogramEstimateBits()
412 GetCombinedEntropy(a->alpha_, b->alpha_, NUM_LITERAL_CODES, in GetCombinedHistogramEntropy()
508 PopulationCost(h->alpha_, NUM_LITERAL_CODES, &alpha_sym, in UpdateHistogramCost()
A Dbackward_references_enc.c741 ++histos[0]->alpha_[a]; in CalculateBestCacheSize()
751 ++histos[i]->alpha_[a]; in CalculateBestCacheSize()
A Dquant_enc.c409 QualityToJPEGCompression(Q, enc->alpha_ / 255.) : in VP8SetSegmentParams()
414 const double expn = 1. - amp * enc->dqm_[i].alpha_; in VP8SetSegmentParams()
A Dframe_enc.c512 case 7: *info = mb->alpha_; break; in StoreSideInfo()
A Dvp8l_enc.c509 VP8LCreateHuffmanTree(histo->alpha_, 15, buf_rle, huff_tree, codes + 3); in GetHuffBitLengthsAndCodes()
/AliOS-Things-master/components/SDL2/src/image/external/libwebp-1.0.2/src/dsp/
A Dlossless_enc.c680 ADD(3, alpha_, NUM_LITERAL_CODES); in VP8LHistogramAdd()
689 ADD_EQ(3, alpha_, NUM_LITERAL_CODES); in VP8LHistogramAdd()

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