// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include #include "media/ffmpeg/ffmpeg_common.h" #include "media/ffmpeg/scoped_av_packet.h" #include "media/filters/ffmpeg_h264_to_annex_b_bitstream_converter.h" #include "testing/gtest/include/gtest/gtest.h" namespace media { // Test data arrays. static const uint8_t kHeaderDataOkWithFieldLen4[] = { 0x01, 0x42, 0x00, 0x28, 0xFF, 0xE1, 0x00, 0x08, 0x67, 0x42, 0x00, 0x28, 0xE9, 0x05, 0x89, 0xC8, 0x01, 0x00, 0x04, 0x68, 0xCE, 0x06, 0xF2, 0x00}; static const uint8_t kPacketDataOkWithFieldLen4[] = { 0x00, 0x00, 0x0B, 0xF7, 0x65, 0xB8, 0x40, 0x57, 0x0B, 0xF0, 0xDF, 0xF8, 0x00, 0x1F, 0x78, 0x98, 0x54, 0xAC, 0xF2, 0x00, 0x04, 0x9D, 0x26, 0xE0, 0x3B, 0x5C, 0x00, 0x0A, 0x00, 0x8F, 0x9E, 0x86, 0x63, 0x1B, 0x46, 0xE7, 0xD6, 0x45, 0x88, 0x88, 0xEA, 0x10, 0x89, 0x79, 0x01, 0x34, 0x30, 0x01, 0x8E, 0x7D, 0x1A, 0x39, 0x45, 0x4E, 0x69, 0x86, 0x12, 0xF2, 0xE7, 0xCF, 0x50, 0xF8, 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0xFA, 0xE3, 0x8A, 0x76, 0xCB, 0x6C, 0xC8, 0x13, 0xC4, 0x53, 0x53, 0xDB, 0xAD, 0x37, 0x1A, 0xEB, 0xE0}; // Class for testing the FFmpegH264ToAnnexBBitstreamConverter. class FFmpegH264ToAnnexBBitstreamConverterTest : public testing::Test { protected: FFmpegH264ToAnnexBBitstreamConverterTest() { // Set up AVCConfigurationRecord correctly for tests. // It's ok to do const cast here as data in kHeaderDataOkWithFieldLen4 is // never written to. memset(&test_parameters_, 0, sizeof(AVCodecParameters)); test_parameters_.extradata = const_cast(kHeaderDataOkWithFieldLen4); test_parameters_.extradata_size = sizeof(kHeaderDataOkWithFieldLen4); } FFmpegH264ToAnnexBBitstreamConverterTest( const FFmpegH264ToAnnexBBitstreamConverterTest&) = delete; FFmpegH264ToAnnexBBitstreamConverterTest& operator=( const FFmpegH264ToAnnexBBitstreamConverterTest&) = delete; void CreatePacket(AVPacket* packet, const uint8_t* data, uint32_t data_size) { // Create new packet sized of |data_size| from |data|. EXPECT_EQ(av_new_packet(packet, data_size), 0); memcpy(packet->data, data, data_size); } // Variable to hold valid dummy parameters for testing. AVCodecParameters test_parameters_; }; TEST_F(FFmpegH264ToAnnexBBitstreamConverterTest, Conversion_Success) { FFmpegH264ToAnnexBBitstreamConverter converter(&test_parameters_); auto test_packet = ScopedAVPacket::Allocate(); CreatePacket(test_packet.get(), kPacketDataOkWithFieldLen4, sizeof(kPacketDataOkWithFieldLen4)); // Try out the actual conversion (should be successful and allocate new // packet and destroy the old one). EXPECT_TRUE(converter.ConvertPacket(test_packet.get())); // Converter will be automatically cleaned up. } TEST_F(FFmpegH264ToAnnexBBitstreamConverterTest, Conversion_SuccessBigPacket) { FFmpegH264ToAnnexBBitstreamConverter converter(&test_parameters_); // Create new packet with 1000 excess bytes. auto test_packet = ScopedAVPacket::Allocate(); static uint8_t excess_data[sizeof(kPacketDataOkWithFieldLen4) + 1000] = {0}; memcpy(excess_data, kPacketDataOkWithFieldLen4, sizeof(kPacketDataOkWithFieldLen4)); CreatePacket(test_packet.get(), excess_data, sizeof(excess_data)); // Try out the actual conversion (should be successful and allocate new // packet and destroy the old one as we do NOT support in place transform). EXPECT_TRUE(converter.ConvertPacket(test_packet.get())); // Converter will be automatically cleaned up. } TEST_F(FFmpegH264ToAnnexBBitstreamConverterTest, Conversion_FailureNullParams) { // Set up AVCConfigurationRecord to represent NULL data. AVCodecParameters dummy_parameters; dummy_parameters.extradata = nullptr; dummy_parameters.extradata_size = 0; FFmpegH264ToAnnexBBitstreamConverter converter(&dummy_parameters); // Try out the actual conversion with NULL parameter. EXPECT_FALSE(converter.ConvertPacket(nullptr)); // Create new packet to test actual conversion. auto test_packet = ScopedAVPacket::Allocate(); CreatePacket(test_packet.get(), kPacketDataOkWithFieldLen4, sizeof(kPacketDataOkWithFieldLen4)); // Try out the actual conversion. This should fail due to missing extradata. EXPECT_FALSE(converter.ConvertPacket(test_packet.get())); // Converter will be automatically cleaned up. } } // namespace media