6afa794b6e
Bug: webrtc:10439 Change-Id: I1513907f03f9adfcf5657298e69d60519af764ef Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/198121 Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Reviewed-by: Stefan Holmer <stefan@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#32934}
85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
/*
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* Copyright (c) 2015 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 "common_video/h264/h264_bitstream_parser.h"
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#include "test/gtest.h"
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namespace webrtc {
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// SPS/PPS part of below chunk.
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uint8_t kH264SpsPps[] = {0x00, 0x00, 0x00, 0x01, 0x67, 0x42, 0x80, 0x20, 0xda,
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0x01, 0x40, 0x16, 0xe8, 0x06, 0xd0, 0xa1, 0x35, 0x00,
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0x00, 0x00, 0x01, 0x68, 0xce, 0x06, 0xe2};
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// Contains enough of the image slice to contain slice QP.
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uint8_t kH264BitstreamChunk[] = {
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0x00, 0x00, 0x00, 0x01, 0x67, 0x42, 0x80, 0x20, 0xda, 0x01, 0x40, 0x16,
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0xe8, 0x06, 0xd0, 0xa1, 0x35, 0x00, 0x00, 0x00, 0x01, 0x68, 0xce, 0x06,
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0xe2, 0x00, 0x00, 0x00, 0x01, 0x65, 0xb8, 0x40, 0xf0, 0x8c, 0x03, 0xf2,
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0x75, 0x67, 0xad, 0x41, 0x64, 0x24, 0x0e, 0xa0, 0xb2, 0x12, 0x1e, 0xf8,
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};
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uint8_t kH264BitstreamChunkCabac[] = {
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0x00, 0x00, 0x00, 0x01, 0x27, 0x64, 0x00, 0x0d, 0xac, 0x52, 0x30,
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0x50, 0x7e, 0xc0, 0x5a, 0x81, 0x01, 0x01, 0x18, 0x56, 0xbd, 0xef,
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0x80, 0x80, 0x00, 0x00, 0x00, 0x01, 0x28, 0xfe, 0x09, 0x8b,
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};
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// Contains enough of the image slice to contain slice QP.
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uint8_t kH264BitstreamNextImageSliceChunk[] = {
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0x00, 0x00, 0x00, 0x01, 0x41, 0xe2, 0x01, 0x16, 0x0e, 0x3e, 0x2b, 0x86,
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};
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// Contains enough of the image slice to contain slice QP.
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uint8_t kH264BitstreamNextImageSliceChunkCabac[] = {
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0x00, 0x00, 0x00, 0x01, 0x21, 0xe1, 0x05, 0x11, 0x3f, 0x9a, 0xae, 0x46,
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0x70, 0xbf, 0xc1, 0x4a, 0x16, 0x8f, 0x51, 0xf4, 0xca, 0xfb, 0xa3, 0x65,
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};
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TEST(H264BitstreamParserTest, ReportsNoQpWithoutParsedSlices) {
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H264BitstreamParser h264_parser;
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EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value());
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}
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TEST(H264BitstreamParserTest, ReportsNoQpWithOnlyParsedPpsAndSpsSlices) {
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H264BitstreamParser h264_parser;
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h264_parser.ParseBitstream(kH264SpsPps);
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EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value());
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}
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TEST(H264BitstreamParserTest, ReportsLastSliceQpForImageSlices) {
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H264BitstreamParser h264_parser;
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h264_parser.ParseBitstream(kH264BitstreamChunk);
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absl::optional<int> qp = h264_parser.GetLastSliceQp();
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ASSERT_TRUE(qp.has_value());
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EXPECT_EQ(35, *qp);
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// Parse an additional image slice.
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h264_parser.ParseBitstream(kH264BitstreamNextImageSliceChunk);
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qp = h264_parser.GetLastSliceQp();
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ASSERT_TRUE(qp.has_value());
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EXPECT_EQ(37, *qp);
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}
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TEST(H264BitstreamParserTest, ReportsLastSliceQpForCABACImageSlices) {
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H264BitstreamParser h264_parser;
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h264_parser.ParseBitstream(kH264BitstreamChunkCabac);
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EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value());
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// Parse an additional image slice.
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h264_parser.ParseBitstream(kH264BitstreamNextImageSliceChunkCabac);
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absl::optional<int> qp = h264_parser.GetLastSliceQp();
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ASSERT_TRUE(qp.has_value());
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EXPECT_EQ(24, *qp);
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}
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} // namespace webrtc
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