77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
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/*
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* Copyright (c) 2013 The WebRTC 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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#include "webrtc/test/frame_utils.h"
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#include "webrtc/video_frame.h"
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namespace webrtc {
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namespace test {
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bool EqualPlane(const uint8_t* data1,
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const uint8_t* data2,
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int stride1,
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int stride2,
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int width,
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int height) {
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for (int y = 0; y < height; ++y) {
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if (memcmp(data1, data2, width) != 0)
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return false;
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data1 += stride1;
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data2 += stride2;
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}
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return true;
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}
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bool FramesEqual(const webrtc::VideoFrame& f1, const webrtc::VideoFrame& f2) {
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if (f1.timestamp() != f2.timestamp() ||
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f1.ntp_time_ms() != f2.ntp_time_ms() ||
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f1.render_time_ms() != f2.render_time_ms()) {
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return false;
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}
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return FrameBufsEqual(f1.video_frame_buffer(), f2.video_frame_buffer());
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}
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bool FrameBufsEqual(const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& f1,
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const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& f2) {
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if (f1 == f2) {
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return true;
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}
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// Exlude nullptr (except if both are nullptr, as above)
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if (!f1 || !f2) {
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return false;
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}
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if (f1->width() != f2->width() || f1->height() != f2->height()) {
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return false;
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}
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// Exclude native handle
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if (f1->native_handle()) {
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return f1->native_handle() == f2->native_handle();
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}
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if (f2->native_handle()) {
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return false;
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}
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const int half_width = (f1->width() + 1) / 2;
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const int half_height = (f1->height() + 1) / 2;
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return EqualPlane(f1->DataY(), f2->DataY(),
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f1->StrideY(), f2->StrideY(),
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f1->width(), f1->height()) &&
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EqualPlane(f1->DataU(), f2->DataU(),
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f1->StrideU(), f2->StrideU(),
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half_width, half_height) &&
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EqualPlane(f1->DataV(), f2->DataV(),
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f1->StrideV(), f2->StrideV(),
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half_width, half_height);
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}
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} // namespace test
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} // namespace webrtc
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