diff options
Diffstat (limited to 'third_party/libwebrtc/common_video/h264/h264_bitstream_parser_unittest.cc')
-rw-r--r-- | third_party/libwebrtc/common_video/h264/h264_bitstream_parser_unittest.cc | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/third_party/libwebrtc/common_video/h264/h264_bitstream_parser_unittest.cc b/third_party/libwebrtc/common_video/h264/h264_bitstream_parser_unittest.cc new file mode 100644 index 0000000000..3f4f202af2 --- /dev/null +++ b/third_party/libwebrtc/common_video/h264/h264_bitstream_parser_unittest.cc @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "common_video/h264/h264_bitstream_parser.h" + +#include "test/gtest.h" + +namespace webrtc { + +// SPS/PPS part of below chunk. +uint8_t kH264SpsPps[] = {0x00, 0x00, 0x00, 0x01, 0x67, 0x42, 0x80, 0x20, 0xda, + 0x01, 0x40, 0x16, 0xe8, 0x06, 0xd0, 0xa1, 0x35, 0x00, + 0x00, 0x00, 0x01, 0x68, 0xce, 0x06, 0xe2}; + +// Contains enough of the image slice to contain slice QP. +uint8_t kH264BitstreamChunk[] = { + 0x00, 0x00, 0x00, 0x01, 0x67, 0x42, 0x80, 0x20, 0xda, 0x01, 0x40, 0x16, + 0xe8, 0x06, 0xd0, 0xa1, 0x35, 0x00, 0x00, 0x00, 0x01, 0x68, 0xce, 0x06, + 0xe2, 0x00, 0x00, 0x00, 0x01, 0x65, 0xb8, 0x40, 0xf0, 0x8c, 0x03, 0xf2, + 0x75, 0x67, 0xad, 0x41, 0x64, 0x24, 0x0e, 0xa0, 0xb2, 0x12, 0x1e, 0xf8, +}; + +uint8_t kH264BitstreamChunkCabac[] = { + 0x00, 0x00, 0x00, 0x01, 0x27, 0x64, 0x00, 0x0d, 0xac, 0x52, 0x30, + 0x50, 0x7e, 0xc0, 0x5a, 0x81, 0x01, 0x01, 0x18, 0x56, 0xbd, 0xef, + 0x80, 0x80, 0x00, 0x00, 0x00, 0x01, 0x28, 0xfe, 0x09, 0x8b, +}; + +// Contains enough of the image slice to contain slice QP. +uint8_t kH264BitstreamNextImageSliceChunk[] = { + 0x00, 0x00, 0x00, 0x01, 0x41, 0xe2, 0x01, 0x16, 0x0e, 0x3e, 0x2b, 0x86, +}; + +// Contains enough of the image slice to contain slice QP. +uint8_t kH264BitstreamNextImageSliceChunkCabac[] = { + 0x00, 0x00, 0x00, 0x01, 0x21, 0xe1, 0x05, 0x11, 0x3f, 0x9a, 0xae, 0x46, + 0x70, 0xbf, 0xc1, 0x4a, 0x16, 0x8f, 0x51, 0xf4, 0xca, 0xfb, 0xa3, 0x65, +}; + +TEST(H264BitstreamParserTest, ReportsNoQpWithoutParsedSlices) { + H264BitstreamParser h264_parser; + EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value()); +} + +TEST(H264BitstreamParserTest, ReportsNoQpWithOnlyParsedPpsAndSpsSlices) { + H264BitstreamParser h264_parser; + h264_parser.ParseBitstream(kH264SpsPps); + EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value()); +} + +TEST(H264BitstreamParserTest, ReportsLastSliceQpForImageSlices) { + H264BitstreamParser h264_parser; + h264_parser.ParseBitstream(kH264BitstreamChunk); + absl::optional<int> qp = h264_parser.GetLastSliceQp(); + ASSERT_TRUE(qp.has_value()); + EXPECT_EQ(35, *qp); + + // Parse an additional image slice. + h264_parser.ParseBitstream(kH264BitstreamNextImageSliceChunk); + qp = h264_parser.GetLastSliceQp(); + ASSERT_TRUE(qp.has_value()); + EXPECT_EQ(37, *qp); +} + +TEST(H264BitstreamParserTest, ReportsLastSliceQpForCABACImageSlices) { + H264BitstreamParser h264_parser; + h264_parser.ParseBitstream(kH264BitstreamChunkCabac); + EXPECT_FALSE(h264_parser.GetLastSliceQp().has_value()); + + // Parse an additional image slice. + h264_parser.ParseBitstream(kH264BitstreamNextImageSliceChunkCabac); + absl::optional<int> qp = h264_parser.GetLastSliceQp(); + ASSERT_TRUE(qp.has_value()); + EXPECT_EQ(24, *qp); +} + +} // namespace webrtc |