1 files changed, 97 insertions, 0 deletions
diff --git a/dom/media/MediaInfo.cpp b/dom/media/MediaInfo.cpp
new file mode 100644
index 0000000000..ea9eebcb58
--- /dev/null
+++ b/dom/media/MediaInfo.cpp
@@ -0,0 +1,97 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 "MediaInfo.h"
+#include "MediaData.h"
+
+namespace mozilla {
+
+const char* TrackTypeToStr(TrackInfo::TrackType aTrack) {
+  switch (aTrack) {
+    case TrackInfo::kUndefinedTrack:
+      return "Undefined";
+    case TrackInfo::kAudioTrack:
+      return "Audio";
+    case TrackInfo::kVideoTrack:
+      return "Video";
+    case TrackInfo::kTextTrack:
+      return "Text";
+    default:
+      return "Unknown";
+  }
+}
+
+bool TrackInfo::IsEqualTo(const TrackInfo& rhs) const {
+  return (
+      mId == rhs.mId && mKind == rhs.mKind && mLabel == rhs.mLabel &&
+      mLanguage == rhs.mLanguage && mEnabled == rhs.mEnabled &&
+      mTrackId == rhs.mTrackId && mMimeType == rhs.mMimeType &&
+      mDuration == rhs.mDuration && mMediaTime == rhs.mMediaTime &&
+      mCrypto.mCryptoScheme == rhs.mCrypto.mCryptoScheme &&
+      mCrypto.mIVSize == rhs.mCrypto.mIVSize &&
+      mCrypto.mKeyId == rhs.mCrypto.mKeyId &&
+      mCrypto.mCryptByteBlock == rhs.mCrypto.mCryptByteBlock &&
+      mCrypto.mSkipByteBlock == rhs.mCrypto.mSkipByteBlock &&
+      mCrypto.mConstantIV == rhs.mCrypto.mConstantIV && mTags == rhs.mTags &&
+      mIsRenderedExternally == rhs.mIsRenderedExternally && mType == rhs.mType);
+}
+
+nsCString TrackInfo::ToString() const {
+  nsCString rv;
+
+  rv.AppendPrintf(
+      "TrackInfo: id:%s kind:%s label:%s language:%s enabled:%s trackid: %d "
+      "mimetype:%s duration:%s media time:%s crypto:%s rendered externaly: %s "
+      "type:%s",
+      NS_ConvertUTF16toUTF8(mId).get(), NS_ConvertUTF16toUTF8(mKind).get(),
+      NS_ConvertUTF16toUTF8(mLabel).get(),
+      NS_ConvertUTF16toUTF8(mLanguage).get(), mEnabled ? "true" : "false",
+      mTrackId, mMimeType.get(), mDuration.ToString().get(),
+      mMediaTime.ToString().get(), CryptoSchemeToString(mCrypto.mCryptoScheme),
+      mIsRenderedExternally ? "true" : "false", TrackTypeToStr(mType));
+
+  if (!mTags.IsEmpty()) {
+    rv.AppendPrintf("\n");
+    for (const auto& tag : mTags) {
+      rv.AppendPrintf("%s:%s", tag.mKey.get(), tag.mValue.get());
+    }
+  }
+
+  return rv;
+}
+
+bool VideoInfo::operator==(const VideoInfo& rhs) const {
+  return (TrackInfo::IsEqualTo(rhs) && mDisplay == rhs.mDisplay &&
+          mStereoMode == rhs.mStereoMode && mImage == rhs.mImage &&
+          *mCodecSpecificConfig == *rhs.mCodecSpecificConfig &&
+          *mExtraData == *rhs.mExtraData && mRotation == rhs.mRotation &&
+          mColorDepth == rhs.mColorDepth && mImageRect == rhs.mImageRect &&
+          mAlphaPresent == rhs.mAlphaPresent);
+}
+
+bool AudioInfo::operator==(const AudioInfo& rhs) const {
+  return (TrackInfo::IsEqualTo(rhs) && mRate == rhs.mRate &&
+          mChannels == rhs.mChannels && mChannelMap == rhs.mChannelMap &&
+          mBitDepth == rhs.mBitDepth && mProfile == rhs.mProfile &&
+          mExtendedProfile == rhs.mExtendedProfile &&
+          mCodecSpecificConfig == rhs.mCodecSpecificConfig);
+}
+
+nsCString AudioInfo::ToString() const {
+  nsCString rv;
+
+  rv.AppendPrintf(
+      "AudioInfo: %" PRIu32 "Hz, %" PRIu32 "ch (%s) %" PRIu32
+      "-bits profile: %" PRIu8 " extended profile: %" PRIu8 ", %s extradata",
+      mRate, mChannels,
+      AudioConfig::ChannelLayout::ChannelMapToString(mChannelMap).get(),
+      mBitDepth, mProfile, mExtendedProfile,
+      mCodecSpecificConfig.is<NoCodecSpecificData>() ? "no" : "with");
+
+  return rv;
+}
+
+}  // namespace mozilla