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content / browser / media / frameless_media_interface_proxy.cc [blame]
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/frameless_media_interface_proxy.h"
#include <tuple>
#include "base/functional/bind.h"
#include "base/logging.h"
#include "build/build_config.h"
#include "content/public/browser/media_service.h"
#include "content/public/browser/render_process_host.h"
#include "media/base/cdm_context.h"
#include "media/mojo/mojom/media_service.mojom.h"
#include "media/mojo/mojom/renderer_extensions.mojom.h"
#include "media/mojo/mojom/stable/stable_video_decoder.mojom.h"
#if BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
#include "content/public/browser/stable_video_decoder_factory.h"
#include "media/base/media_switches.h"
#include "mojo/public/cpp/bindings/message.h"
#endif // BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
namespace content {
FramelessMediaInterfaceProxy::FramelessMediaInterfaceProxy(
RenderProcessHost* render_process_host)
: render_process_host_(render_process_host) {
DVLOG(1) << __func__;
}
FramelessMediaInterfaceProxy::~FramelessMediaInterfaceProxy() {
DVLOG(1) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
}
void FramelessMediaInterfaceProxy::Add(
mojo::PendingReceiver<media::mojom::InterfaceFactory> receiver) {
DVLOG(1) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
receivers_.Add(this, std::move(receiver));
}
void FramelessMediaInterfaceProxy::CreateAudioDecoder(
mojo::PendingReceiver<media::mojom::AudioDecoder> receiver) {
DVLOG(2) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
InterfaceFactory* factory = GetMediaInterfaceFactory();
if (factory)
factory->CreateAudioDecoder(std::move(receiver));
}
void FramelessMediaInterfaceProxy::CreateVideoDecoder(
mojo::PendingReceiver<media::mojom::VideoDecoder> receiver,
mojo::PendingRemote<media::stable::mojom::StableVideoDecoder>
dst_video_decoder) {
DVLOG(2) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
// The browser process cannot act as a proxy for video decoding and clients
// should not attempt to use it that way.
DCHECK(!dst_video_decoder);
InterfaceFactory* factory = GetMediaInterfaceFactory();
if (!factory)
return;
mojo::PendingRemote<media::stable::mojom::StableVideoDecoder>
oop_video_decoder;
#if BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
switch (media::GetOutOfProcessVideoDecodingMode()) {
case media::OOPVDMode::kEnabledWithGpuProcessAsProxy:
if (!render_process_host_) {
if (!stable_vd_factory_remote_.is_bound()) {
LaunchStableVideoDecoderFactory(
stable_vd_factory_remote_.BindNewPipeAndPassReceiver());
stable_vd_factory_remote_.reset_on_disconnect();
}
CHECK(stable_vd_factory_remote_.is_bound());
stable_vd_factory_remote_->CreateStableVideoDecoder(
oop_video_decoder.InitWithNewPipeAndPassReceiver(), /*tracker=*/{});
} else {
render_process_host_->CreateStableVideoDecoder(
oop_video_decoder.InitWithNewPipeAndPassReceiver());
}
break;
case media::OOPVDMode::kEnabledWithoutGpuProcessAsProxy:
// Well-behaved clients shouldn't call CreateVideoDecoder() in this OOP-VD
// mode.
//
// Note: FramelessMediaInterfaceProxy::CreateVideoDecoder() might be
// called outside of a message dispatch, e.g., by
// GpuDataManagerImplPrivate::RequestMojoMediaVideoCapabilities().
// However, these calls should only occur inside of the browser process
// which we can trust not to reach this point, hence the CHECK().
CHECK(mojo::IsInMessageDispatch());
mojo::ReportBadMessage("CreateVideoDecoder() called unexpectedly");
return;
case media::OOPVDMode::kDisabled:
break;
}
#endif // BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
factory->CreateVideoDecoder(std::move(receiver),
std::move(oop_video_decoder));
}
#if BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
void FramelessMediaInterfaceProxy::CreateStableVideoDecoder(
mojo::PendingReceiver<media::stable::mojom::StableVideoDecoder>
video_decoder) {
DVLOG(2) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
switch (media::GetOutOfProcessVideoDecodingMode()) {
case media::OOPVDMode::kEnabledWithGpuProcessAsProxy:
case media::OOPVDMode::kDisabled:
// Well-behaved clients shouldn't call CreateStableVideoDecoder() in this
// OOP-VD mode.
//
// Note: FramelessMediaInterfaceProxy::CreateStableVideoDecoder() might be
// called outside of a message dispatch, e.g., by
// GpuDataManagerImplPrivate::RequestMojoMediaVideoCapabilities().
// However, these calls should only occur inside of the browser process
// which we can trust not to reach this point, hence the CHECK().
CHECK(mojo::IsInMessageDispatch());
mojo::ReportBadMessage("CreateStableVideoDecoder() called unexpectedly");
return;
case media::OOPVDMode::kEnabledWithoutGpuProcessAsProxy:
if (!render_process_host_) {
if (!stable_vd_factory_remote_.is_bound()) {
LaunchStableVideoDecoderFactory(
stable_vd_factory_remote_.BindNewPipeAndPassReceiver());
stable_vd_factory_remote_.reset_on_disconnect();
}
CHECK(stable_vd_factory_remote_.is_bound());
stable_vd_factory_remote_->CreateStableVideoDecoder(
std::move(video_decoder), /*tracker=*/{});
} else {
render_process_host_->CreateStableVideoDecoder(
std::move(video_decoder));
}
break;
}
}
#endif // BUILDFLAG(ALLOW_OOP_VIDEO_DECODER)
void FramelessMediaInterfaceProxy::CreateAudioEncoder(
mojo::PendingReceiver<media::mojom::AudioEncoder> receiver) {
DVLOG(2) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
InterfaceFactory* factory = GetMediaInterfaceFactory();
if (factory)
factory->CreateAudioEncoder(std::move(receiver));
}
void FramelessMediaInterfaceProxy::CreateDefaultRenderer(
const std::string& audio_device_id,
mojo::PendingReceiver<media::mojom::Renderer> receiver) {}
#if BUILDFLAG(ENABLE_CAST_RENDERER)
void FramelessMediaInterfaceProxy::CreateCastRenderer(
const base::UnguessableToken& overlay_plane_id,
mojo::PendingReceiver<media::mojom::Renderer> receiver) {}
#endif // BUILDFLAG(ENABLE_CAST_RENDERER)
#if BUILDFLAG(IS_ANDROID)
void FramelessMediaInterfaceProxy::CreateFlingingRenderer(
const std::string& audio_device_id,
mojo::PendingRemote<media::mojom::FlingingRendererClientExtension>
client_extenion,
mojo::PendingReceiver<media::mojom::Renderer> receiver) {}
void FramelessMediaInterfaceProxy::CreateMediaPlayerRenderer(
mojo::PendingRemote<media::mojom::MediaPlayerRendererClientExtension>
client_extension_remote,
mojo::PendingReceiver<media::mojom::Renderer> receiver,
mojo::PendingReceiver<media::mojom::MediaPlayerRendererExtension>
renderer_extension_receiver) {}
#endif // BUILDFLAG(IS_ANDROID)
#if BUILDFLAG(IS_WIN)
// Unimplemented method as this requires CDM and media::Renderer services with
// frame context.
void FramelessMediaInterfaceProxy::CreateMediaFoundationRenderer(
mojo::PendingRemote<media::mojom::MediaLog> media_log_remote,
mojo::PendingReceiver<media::mojom::Renderer> receiver,
mojo::PendingReceiver<media::mojom::MediaFoundationRendererExtension>
renderer_extension_receiver,
mojo::PendingRemote<media::mojom::MediaFoundationRendererClientExtension>
client_extension_remote) {}
#endif // BUILDFLAG(IS_WIN)
void FramelessMediaInterfaceProxy::CreateCdm(const media::CdmConfig& cdm_config,
CreateCdmCallback callback) {
std::move(callback).Run(mojo::NullRemote(), nullptr,
media::CreateCdmStatus::kCdmNotSupported);
}
media::mojom::InterfaceFactory*
FramelessMediaInterfaceProxy::GetMediaInterfaceFactory() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
if (!interface_factory_remote_)
ConnectToMediaService();
return interface_factory_remote_.get();
}
void FramelessMediaInterfaceProxy::ConnectToMediaService() {
DVLOG(1) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
DCHECK(!interface_factory_remote_);
mojo::PendingRemote<media::mojom::FrameInterfaceFactory> interfaces;
std::ignore = interfaces.InitWithNewPipeAndPassReceiver();
GetMediaService().CreateInterfaceFactory(
interface_factory_remote_.BindNewPipeAndPassReceiver(),
std::move(interfaces));
interface_factory_remote_.set_disconnect_handler(base::BindOnce(
&FramelessMediaInterfaceProxy::OnMediaServiceConnectionError,
base::Unretained(this)));
}
void FramelessMediaInterfaceProxy::OnMediaServiceConnectionError() {
DVLOG(1) << __func__;
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
interface_factory_remote_.reset();
}
} // namespace content