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Open Source Computer Vision Library
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51 lines
1.4 KiB
51 lines
1.4 KiB
// Copyright 2011 Google Inc. All Rights Reserved. |
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// |
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// Use of this source code is governed by a BSD-style license |
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// that can be found in the COPYING file in the root of the source |
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// tree. An additional intellectual property rights grant can be found |
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// in the file PATENTS. All contributing project authors may |
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// be found in the AUTHORS file in the root of the source tree. |
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// ----------------------------------------------------------------------------- |
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// |
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// Enhancement layer (for YUV444/422) |
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// |
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// Author: Skal (pascal.massimino@gmail.com) |
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#include <stdlib.h> |
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#include "./vp8enci.h" |
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#if defined(__cplusplus) || defined(c_plusplus) |
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extern "C" { |
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#endif |
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//------------------------------------------------------------------------------ |
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void VP8EncInitLayer(VP8Encoder* const enc) { |
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enc->use_layer_ = (enc->pic_->u0 != NULL); |
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enc->layer_data_size_ = 0; |
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enc->layer_data_ = NULL; |
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if (enc->use_layer_) { |
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VP8BitWriterInit(&enc->layer_bw_, enc->mb_w_ * enc->mb_h_ * 3); |
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} |
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} |
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void VP8EncCodeLayerBlock(VP8EncIterator* it) { |
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(void)it; // remove a warning |
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} |
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int VP8EncFinishLayer(VP8Encoder* const enc) { |
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if (enc->use_layer_) { |
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enc->layer_data_ = VP8BitWriterFinish(&enc->layer_bw_); |
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enc->layer_data_size_ = VP8BitWriterSize(&enc->layer_bw_); |
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} |
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return 1; |
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} |
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void VP8EncDeleteLayer(VP8Encoder* enc) { |
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free(enc->layer_data_); |
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} |
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#if defined(__cplusplus) || defined(c_plusplus) |
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} // extern "C" |
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#endif
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