Lines Matching refs:alpha_

88     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()
138         if (ChunkSetHead(&subchunk, &wpi->alpha_) != WEBP_MUX_OK) goto Fail;  in MuxImageParse()
248         if (wpi->alpha_ != NULL) goto Err;  // Consecutive ALPH chunks.  in WebPMuxCreateInternal()
249         if (ChunkSetHead(&chunk, &wpi->alpha_) != WEBP_MUX_OK) goto Err;  in WebPMuxCreateInternal()
392   const int need_vp8x = (wpi->alpha_ != NULL);  in SynthesizeBitstream()
394   const size_t alpha_size = need_vp8x ? ChunkDiskSize(wpi->alpha_) : 0;  in SynthesizeBitstream()
402   assert(wpi->alpha_ == NULL || wpi->alpha_->next_ == NULL);  in SynthesizeBitstream()
410     dst = ChunkListEmit(wpi->alpha_, dst);       // ALPH.  in SynthesizeBitstream()