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# ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D14595 --HG-- extra : moz-landing-system : lando
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gtest/gtest.h"
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#include "BitReader.h"
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#include "BitWriter.h"
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#include "H264.h"
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using namespace mozilla;
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TEST(BitWriter, BitWriter) {
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RefPtr<MediaByteBuffer> test = new MediaByteBuffer();
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BitWriter b(test);
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b.WriteBit(false);
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b.WriteBits(~1ULL, 1); // ensure that extra bits don't modify byte buffer.
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b.WriteBits(3, 1);
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b.WriteUE(1280 / 16 - 1);
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b.WriteUE(720 / 16 - 1);
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b.WriteUE(1280);
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b.WriteUE(720);
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b.WriteBit(true);
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b.WriteBit(false);
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b.WriteBit(true);
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b.WriteU8(7);
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b.WriteU32(16356);
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b.WriteU64(116356);
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b.WriteBits(~(0ULL) & ~1ULL, 16);
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const uint32_t length = b.BitCount();
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b.CloseWithRbspTrailing();
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BitReader c(test);
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EXPECT_EQ(c.ReadBit(), false);
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EXPECT_EQ(c.ReadBit(), false);
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EXPECT_EQ(c.ReadBit(), true);
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EXPECT_EQ(c.ReadUE(), 1280u / 16 - 1);
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EXPECT_EQ(c.ReadUE(), 720u / 16 - 1);
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EXPECT_EQ(c.ReadUE(), 1280u);
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EXPECT_EQ(c.ReadUE(), 720u);
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EXPECT_EQ(c.ReadBit(), true);
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EXPECT_EQ(c.ReadBit(), false);
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EXPECT_EQ(c.ReadBit(), true);
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EXPECT_EQ(c.ReadBits(8), 7u);
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EXPECT_EQ(c.ReadU32(), 16356u);
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EXPECT_EQ(c.ReadU64(), 116356u);
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EXPECT_EQ(c.ReadBits(16), 0xfffeu);
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EXPECT_EQ(length, BitReader::GetBitLength(test));
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}
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TEST(BitWriter, SPS) {
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uint8_t sps_pps[] = {0x01, 0x4d, 0x40, 0x0c, 0xff, 0xe1, 0x00, 0x1b, 0x67,
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0x4d, 0x40, 0x0c, 0xe8, 0x80, 0x80, 0x9d, 0x80, 0xb5,
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0x01, 0x01, 0x01, 0x40, 0x00, 0x00, 0x03, 0x00, 0x40,
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0x00, 0x00, 0x0f, 0x03, 0xc5, 0x0a, 0x44, 0x80, 0x01,
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0x00, 0x04, 0x68, 0xeb, 0xef, 0x20};
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RefPtr<MediaByteBuffer> extraData = new MediaByteBuffer();
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extraData->AppendElements(sps_pps, sizeof(sps_pps));
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SPSData spsdata1;
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bool success = H264::DecodeSPSFromExtraData(extraData, spsdata1);
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EXPECT_EQ(success, true);
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RefPtr<MediaByteBuffer> extraData2 =
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H264::CreateExtraData(0x42, 0xc0, 0x1e, {1280, 720});
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SPSData spsdata2;
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success = H264::DecodeSPSFromExtraData(extraData2, spsdata2);
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EXPECT_EQ(success, true);
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}
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