Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 156 insertions, 0 deletions

diff --git a/dom/media/platforms/agnostic/eme/ChromiumCDMVideoDecoder.cpp b/dom/media/platforms/agnostic/eme/ChromiumCDMVideoDecoder.cpp
new file mode 100644
index 0000000000..e71632e6d3
--- /dev/null
+++ b/dom/media/platforms/agnostic/eme/ChromiumCDMVideoDecoder.cpp
@@ -0,0 +1,156 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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 "ChromiumCDMVideoDecoder.h"
+#include "ChromiumCDMProxy.h"
+#include "content_decryption_module.h"
+#include "GMPService.h"
+#include "GMPVideoDecoder.h"
+#include "MP4Decoder.h"
+#include "VPXDecoder.h"
+
+namespace mozilla {
+
+ChromiumCDMVideoDecoder::ChromiumCDMVideoDecoder(
+    const GMPVideoDecoderParams& aParams, CDMProxy* aCDMProxy)
+    : mCDMParent(aCDMProxy->AsChromiumCDMProxy()->GetCDMParent()),
+      mConfig(aParams.mConfig),
+      mCrashHelper(aParams.mCrashHelper),
+      mGMPThread(GetGMPThread()),
+      mImageContainer(aParams.mImageContainer),
+      mKnowsCompositor(aParams.mKnowsCompositor) {}
+
+ChromiumCDMVideoDecoder::~ChromiumCDMVideoDecoder() = default;
+
+static uint32_t ToCDMH264Profile(uint8_t aProfile) {
+  switch (aProfile) {
+    case 66:
+      return cdm::VideoCodecProfile::kH264ProfileBaseline;
+    case 77:
+      return cdm::VideoCodecProfile::kH264ProfileMain;
+    case 88:
+      return cdm::VideoCodecProfile::kH264ProfileExtended;
+    case 100:
+      return cdm::VideoCodecProfile::kH264ProfileHigh;
+    case 110:
+      return cdm::VideoCodecProfile::kH264ProfileHigh10;
+    case 122:
+      return cdm::VideoCodecProfile::kH264ProfileHigh422;
+    case 144:
+      return cdm::VideoCodecProfile::kH264ProfileHigh444Predictive;
+  }
+  return cdm::VideoCodecProfile::kUnknownVideoCodecProfile;
+}
+
+RefPtr<MediaDataDecoder::InitPromise> ChromiumCDMVideoDecoder::Init() {
+  if (!mCDMParent) {
+    // Must have failed to get the CDMParent from the ChromiumCDMProxy
+    // in our constructor; the MediaKeys must have shut down the CDM
+    // before we had a chance to start up the decoder.
+    return InitPromise::CreateAndReject(NS_ERROR_DOM_MEDIA_FATAL_ERR, __func__);
+  }
+
+  gmp::CDMVideoDecoderConfig config;
+  if (MP4Decoder::IsH264(mConfig.mMimeType)) {
+    config.mCodec() = cdm::VideoCodec::kCodecH264;
+    config.mProfile() =
+        ToCDMH264Profile(mConfig.mExtraData->SafeElementAt(1, 0));
+    config.mExtraData() = mConfig.mExtraData->Clone();
+    mConvertToAnnexB = true;
+  } else if (VPXDecoder::IsVP8(mConfig.mMimeType)) {
+    config.mCodec() = cdm::VideoCodec::kCodecVp8;
+    config.mProfile() = cdm::VideoCodecProfile::kProfileNotNeeded;
+  } else if (VPXDecoder::IsVP9(mConfig.mMimeType)) {
+    config.mCodec() = cdm::VideoCodec::kCodecVp9;
+    config.mProfile() = cdm::VideoCodecProfile::kProfileNotNeeded;
+  } else {
+    return MediaDataDecoder::InitPromise::CreateAndReject(
+        NS_ERROR_DOM_MEDIA_FATAL_ERR, __func__);
+  }
+  config.mImageWidth() = mConfig.mImage.width;
+  config.mImageHeight() = mConfig.mImage.height;
+  config.mEncryptionScheme() = cdm::EncryptionScheme::kUnencrypted;
+  switch (mConfig.mCrypto.mCryptoScheme) {
+    case CryptoScheme::None:
+      break;
+    case CryptoScheme::Cenc:
+      config.mEncryptionScheme() = cdm::EncryptionScheme::kCenc;
+      break;
+    case CryptoScheme::Cbcs:
+      config.mEncryptionScheme() = cdm::EncryptionScheme::kCbcs;
+      break;
+    default:
+      MOZ_ASSERT_UNREACHABLE("Should not have unrecognized encryption type");
+      break;
+  }
+
+  RefPtr<gmp::ChromiumCDMParent> cdm = mCDMParent;
+  VideoInfo info = mConfig;
+  RefPtr<layers::ImageContainer> imageContainer = mImageContainer;
+  RefPtr<layers::KnowsCompositor> knowsCompositor = mKnowsCompositor;
+  return InvokeAsync(mGMPThread, __func__,
+                     [cdm, config, info, imageContainer, knowsCompositor]() {
+                       return cdm->InitializeVideoDecoder(
+                           config, info, imageContainer, knowsCompositor);
+                     });
+}
+
+nsCString ChromiumCDMVideoDecoder::GetDescriptionName() const {
+  return "chromium cdm video decoder"_ns;
+}
+
+nsCString ChromiumCDMVideoDecoder::GetCodecName() const {
+  if (MP4Decoder::IsH264(mConfig.mMimeType)) {
+    return "h264"_ns;
+  } else if (VPXDecoder::IsVP8(mConfig.mMimeType)) {
+    return "vp8"_ns;
+  } else if (VPXDecoder::IsVP9(mConfig.mMimeType)) {
+    return "vp9"_ns;
+  }
+  return "unknown"_ns;
+}
+
+MediaDataDecoder::ConversionRequired ChromiumCDMVideoDecoder::NeedsConversion()
+    const {
+  return mConvertToAnnexB ? ConversionRequired::kNeedAnnexB
+                          : ConversionRequired::kNeedNone;
+}
+
+RefPtr<MediaDataDecoder::DecodePromise> ChromiumCDMVideoDecoder::Decode(
+    MediaRawData* aSample) {
+  RefPtr<gmp::ChromiumCDMParent> cdm = mCDMParent;
+  RefPtr<MediaRawData> sample = aSample;
+  return InvokeAsync(mGMPThread, __func__, [cdm, sample]() {
+    return cdm->DecryptAndDecodeFrame(sample);
+  });
+}
+
+RefPtr<MediaDataDecoder::FlushPromise> ChromiumCDMVideoDecoder::Flush() {
+  MOZ_ASSERT(mCDMParent);
+  RefPtr<gmp::ChromiumCDMParent> cdm = mCDMParent;
+  return InvokeAsync(mGMPThread, __func__,
+                     [cdm]() { return cdm->FlushVideoDecoder(); });
+}
+
+RefPtr<MediaDataDecoder::DecodePromise> ChromiumCDMVideoDecoder::Drain() {
+  MOZ_ASSERT(mCDMParent);
+  RefPtr<gmp::ChromiumCDMParent> cdm = mCDMParent;
+  return InvokeAsync(mGMPThread, __func__, [cdm]() { return cdm->Drain(); });
+}
+
+RefPtr<ShutdownPromise> ChromiumCDMVideoDecoder::Shutdown() {
+  if (!mCDMParent) {
+    // Must have failed to get the CDMParent from the ChromiumCDMProxy
+    // in our constructor; the MediaKeys must have shut down the CDM
+    // before we had a chance to start up the decoder.
+    return ShutdownPromise::CreateAndResolve(true, __func__);
+  }
+  RefPtr<gmp::ChromiumCDMParent> cdm = mCDMParent;
+  return InvokeAsync(mGMPThread, __func__,
+                     [cdm]() { return cdm->ShutdownVideoDecoder(); });
+}
+
+}  // namespace mozilla