5acfafb18e
Adds config parameter vp9_highbitdepth, to support highbitdepth profiles. Also includes most vpx level high bit-depth functions. However encode/decode in the highbitdepth profiles will not work until the rest of the code is in place. Change-Id: I34c53b253c38873611057a6cbc89a1361b8985a6
71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
/*
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* Copyright (c) 2012 The WebM project authors. 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 LICENSE 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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#ifndef TEST_MD5_HELPER_H_
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#define TEST_MD5_HELPER_H_
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#include "./md5_utils.h"
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#include "vpx/vpx_decoder.h"
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namespace libvpx_test {
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class MD5 {
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public:
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MD5() {
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MD5Init(&md5_);
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}
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void Add(const vpx_image_t *img) {
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for (int plane = 0; plane < 3; ++plane) {
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const uint8_t *buf = img->planes[plane];
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// Calculate the width and height to do the md5 check. For the chroma
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// plane, we never want to round down and thus skip a pixel so if
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// we are shifting by 1 (chroma_shift) we add 1 before doing the shift.
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// This works only for chroma_shift of 0 and 1.
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const int bytes_per_sample =
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(img->fmt & VPX_IMG_FMT_HIGHBITDEPTH) ? 2 : 1;
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const int h = plane ? (img->d_h + img->y_chroma_shift) >>
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img->y_chroma_shift : img->d_h;
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const int w = (plane ? (img->d_w + img->x_chroma_shift) >>
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img->x_chroma_shift : img->d_w) * bytes_per_sample;
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for (int y = 0; y < h; ++y) {
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MD5Update(&md5_, buf, w);
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buf += img->stride[plane];
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}
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}
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}
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const char *Get(void) {
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static const char hex[16] = {
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'0', '1', '2', '3', '4', '5', '6', '7',
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'8', '9', 'a', 'b', 'c', 'd', 'e', 'f',
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};
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uint8_t tmp[16];
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MD5Context ctx_tmp = md5_;
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MD5Final(tmp, &ctx_tmp);
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for (int i = 0; i < 16; i++) {
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res_[i * 2 + 0] = hex[tmp[i] >> 4];
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res_[i * 2 + 1] = hex[tmp[i] & 0xf];
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}
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res_[32] = 0;
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return res_;
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}
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protected:
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char res_[33];
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MD5Context md5_;
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};
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} // namespace libvpx_test
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#endif // TEST_MD5_HELPER_H_
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