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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "gtest/gtest.h"
#include "MediaCodecsSupport.h"
using namespace mozilla;
using namespace media;
TEST(MediaCodecsSupport, BasicDecodeSupportSet)
{
DecodeSupportSet support{};
EXPECT_TRUE(support != DecodeSupport::SoftwareDecode);
EXPECT_TRUE(support != DecodeSupport::HardwareDecode);
EXPECT_TRUE(!support.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(!support.contains(DecodeSupport::HardwareDecode));
EXPECT_TRUE(support.isEmpty());
support += DecodeSupport::SoftwareDecode;
EXPECT_TRUE(support == DecodeSupport::SoftwareDecode);
EXPECT_TRUE(support != DecodeSupport::HardwareDecode);
EXPECT_TRUE(support.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(!support.contains(DecodeSupport::HardwareDecode));
EXPECT_TRUE(!support.isEmpty());
support += DecodeSupport::HardwareDecode;
EXPECT_TRUE(support != DecodeSupport::SoftwareDecode);
EXPECT_TRUE(support != DecodeSupport::HardwareDecode);
EXPECT_TRUE(support.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(support.contains(DecodeSupport::HardwareDecode));
EXPECT_TRUE(!support.isEmpty());
}
// Test MCSInfo::GetDecodeSupportSet function.
// This function is used to retrieve SW/HW support information for a
// given codec from a MediaCodecsSupported EnumSet.
// We validate that SW, HW, SW+HW, or lack of support information is
// properly returned.
TEST(MediaCodecsSupport, GetDecodeSupportSet)
{
// Mock VP8 SW support, VP9 HW support, H264 SW+HW support
MediaCodecsSupported supported{MediaCodecsSupport::VP8SoftwareDecode,
MediaCodecsSupport::VP9HardwareDecode,
MediaCodecsSupport::H264SoftwareDecode,
MediaCodecsSupport::H264HardwareDecode};
MediaCodec codec; // Codec used to generate + filter results
DecodeSupportSet RV; // Return value to check for validity
// Check only SW support returned for VP8
codec = MediaCodec::VP8;
RV = MCSInfo::GetDecodeSupportSet(codec, supported);
EXPECT_TRUE(RV.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(RV.size() == 1);
// Check only HW support returned for VP9
codec = MediaCodec::VP9;
RV = MCSInfo::GetDecodeSupportSet(codec, supported);
EXPECT_TRUE(RV.contains(DecodeSupport::HardwareDecode));
EXPECT_TRUE(RV.size() == 1);
// Check for both SW/HW support returned for H264
codec = MediaCodec::H264;
RV = MCSInfo::GetDecodeSupportSet(codec, supported);
EXPECT_TRUE(RV.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(RV.contains(DecodeSupport::HardwareDecode));
EXPECT_TRUE(RV.size() == 2);
// Check empty return if codec not in list of codecs
codec = MediaCodec::AV1;
RV = MCSInfo::GetDecodeSupportSet(codec, supported);
EXPECT_TRUE(RV.size() == 0);
}
// Test MCSInfo::GetDecodeMediaCodecsSupported function.
// This function is used to generate codec-specific SW/HW
// support information from a generic codec identifier enum and
// generic SW/HW support information.
// We validate that SW, HW, SW+HW, or lack of support information is
// properly returned.
TEST(MediaCodecsSupport, GetDecodeMediaCodecsSupported)
{
MediaCodec codec; // Codec used to generate / filter results
MediaCodecsSupported RV; // Return value to check for validity
DecodeSupportSet dss; // Non codec-specific SW / HW support information
// Check SW support returned for VP8
codec = MediaCodec::VP8;
dss = DecodeSupportSet{DecodeSupport::SoftwareDecode};
RV = MCSInfo::GetDecodeMediaCodecsSupported(codec, dss);
EXPECT_TRUE(RV.contains(MediaCodecsSupport::VP8SoftwareDecode));
EXPECT_TRUE(RV.size() == 1);
// Check HW support returned for AV1
codec = MediaCodec::AV1;
dss = DecodeSupportSet{DecodeSupport::HardwareDecode};
RV = MCSInfo::GetDecodeMediaCodecsSupported(codec, dss);
EXPECT_TRUE(RV.contains(MediaCodecsSupport::AV1HardwareDecode));
EXPECT_TRUE(RV.size() == 1);
// Check SW + HW support returned for VP9
codec = MediaCodec::VP9;
dss = DecodeSupportSet{DecodeSupport::SoftwareDecode,
DecodeSupport::HardwareDecode};
RV = MCSInfo::GetDecodeMediaCodecsSupported(codec, dss);
EXPECT_TRUE(RV.contains(MediaCodecsSupport::VP9SoftwareDecode));
EXPECT_TRUE(RV.contains(MediaCodecsSupport::VP9HardwareDecode));
EXPECT_TRUE(RV.size() == 2);
// Check empty return if codec not supported
codec = MediaCodec::AV1;
dss = DecodeSupportSet{};
RV = MCSInfo::GetDecodeMediaCodecsSupported(codec, dss);
EXPECT_TRUE(RV.size() == 0);
}
// Test MCSInfo::AddSupport function.
// This function is used to store codec support data.
// Incoming support data will be merged with any data that
// has already been stored.
TEST(MediaCodecsSupport, AddSupport)
{
// Make sure we're not storing any existing support information.
MCSInfo::ResetSupport();
EXPECT_TRUE(MCSInfo::GetSupport().size() == 0);
// Add codec support one at a time via individual calls
MCSInfo::AddSupport(MediaCodecsSupport::AACSoftwareDecode);
MCSInfo::AddSupport(MediaCodecsSupport::VP9SoftwareDecode);
MCSInfo::AddSupport(MediaCodecsSupport::AV1HardwareDecode);
// Add multiple codec support via MediaCodecsSupported EnumSet
MCSInfo::AddSupport(
MediaCodecsSupported{MediaCodecsSupport::H264SoftwareDecode,
MediaCodecsSupport::H264HardwareDecode});
// Query MCSInfo for supported codecs
MediaCodecsSupported supported = MCSInfo::GetSupport();
DecodeSupportSet dss;
// AAC should only report software decode support
dss = MCSInfo::GetDecodeSupportSet(MediaCodec::AAC, supported);
EXPECT_TRUE(dss.size() == 1);
EXPECT_TRUE(dss.contains(DecodeSupport::SoftwareDecode));
// AV1 should only report hardware decode support
dss = MCSInfo::GetDecodeSupportSet(MediaCodec::AV1, supported);
EXPECT_TRUE(dss.size() == 1);
EXPECT_TRUE(dss.contains(DecodeSupport::HardwareDecode));
// H264 should report both SW + HW decode support
dss = MCSInfo::GetDecodeSupportSet(MediaCodec::H264, supported);
EXPECT_TRUE(dss.size() == 2);
EXPECT_TRUE(dss.contains(DecodeSupport::SoftwareDecode));
EXPECT_TRUE(dss.contains(DecodeSupport::HardwareDecode));
// Vorbis should report no decode support
dss = MCSInfo::GetDecodeSupportSet(MediaCodec::Vorbis, supported);
EXPECT_TRUE(dss.size() == 0);
}
// Test MCSInfo::GetMediaCodecsSupportedString function.
// This function returns a human-readable string containing codec
// names and SW/HW playback support information.
TEST(MediaCodecsSupport, GetMediaCodecsSupportedString)
{
// Make sure we're not storing any existing support information.
MCSInfo::ResetSupport();
EXPECT_TRUE(MCSInfo::GetSupport().size() == 0);
// Add H264 SW/HW support + VP8 Software decode support.
MCSInfo::AddSupport({MediaCodecsSupport::H264SoftwareDecode,
MediaCodecsSupport::H264HardwareDecode,
MediaCodecsSupport::VP8SoftwareDecode,
MediaCodecsSupport::VP9HardwareDecode});
nsCString supportString;
nsCString targetString;
MCSInfo::GetMediaCodecsSupportedString(supportString, MCSInfo::GetSupport());
// MCSInfo should return support text for all possible codecs
for (const auto& it : MCSInfo::GetAllCodecDefinitions()) {
if (it.codec == MediaCodec::SENTINEL) {
break;
}
nsCString cn(it.commonName);
// H264/VP8/VP9 support text should reflect args to MCSInfo::AddSupport
if (cn == "H264"_ns) {
targetString += "H264 SW HW"_ns;
} else if (cn.Equals("VP8"_ns)) {
targetString += "VP8 SW"_ns;
} else if (cn.Equals("VP9"_ns)) {
targetString += "VP9 HW"_ns;
} else {
targetString += nsCString(it.commonName) + " NONE"_ns;
}
targetString += "\n"_ns;
}
// MCSInfo support string should not have a trailing newline
if (!targetString.IsEmpty()) {
targetString.Truncate(targetString.Length() - 1);
}
EXPECT_TRUE(supportString.Equals(targetString));
}
// Test MCSInfo::GetMediaCodecFromMimeType function.
// This function returns a MediaCodec enum for a given MIME type string.
TEST(MediaCodecsSupport, GetMediaCodecFromMimeType)
{
std::vector<std::pair<nsCString, MediaCodec>> testPairs = {
// Video codecs
#ifdef MOZ_AV1
{"video/av1"_ns, MediaCodec::AV1},
#endif
{"video/avc"_ns, MediaCodec::H264},
{"video/mp4"_ns, MediaCodec::H264},
{"video/theora"_ns, MediaCodec::Theora},
{"video/vp8"_ns, MediaCodec::VP8},
{"video/vp9"_ns, MediaCodec::VP9},
// Audio codecs
{"audio/mp4a-latm"_ns, MediaCodec::AAC},
{"audio/flac"_ns, MediaCodec::FLAC},
{"audio/mpeg"_ns, MediaCodec::MP3},
{"audio/opus"_ns, MediaCodec::Opus},
{"audio/vorbis"_ns, MediaCodec::Vorbis},
{"audio/x-wav"_ns, MediaCodec::Wave},
// Non-existant codecs that should fail
{"audio/jukebox"_ns, MediaCodec::SENTINEL},
{"video/stopmotion"_ns, MediaCodec::SENTINEL},
{"漢字"_ns, MediaCodec::SENTINEL},
{"/"_ns, MediaCodec::SENTINEL},
{""_ns, MediaCodec::SENTINEL},
};
for (auto& p : testPairs) {
EXPECT_TRUE(MCSInfo::GetMediaCodecFromMimeType(p.first) == p.second);
}
}
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