gecko-dev/dom/media/gmp/mozIGeckoMediaPluginService...

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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 "nsISupports.idl"
#include "nsIThread.idl"
%{C++
#include "mozilla/UniquePtr.h"
#include "nsTArray.h"
#include "nsString.h"
class GMPDecryptorProxy;
class GMPVideoDecoderProxy;
class GMPVideoEncoderProxy;
class GMPVideoHost;
namespace mozilla {
class GMPCrashHelper;
}
template<class T>
class GMPGetterCallback
{
public:
GMPGetterCallback() { MOZ_COUNT_CTOR(GMPGetterCallback<T>); }
virtual ~GMPGetterCallback() { MOZ_COUNT_DTOR(GMPGetterCallback<T>); }
virtual void Done(T*) = 0;
};
template<class T>
class GMPVideoGetterCallback
{
public:
GMPVideoGetterCallback() { MOZ_COUNT_CTOR(GMPVideoGetterCallback<T>); }
virtual ~GMPVideoGetterCallback() { MOZ_COUNT_DTOR(GMPVideoGetterCallback<T>); }
virtual void Done(T*, GMPVideoHost*) = 0;
};
typedef GMPGetterCallback<GMPDecryptorProxy> GetGMPDecryptorCallback;
typedef GMPVideoGetterCallback<GMPVideoDecoderProxy> GetGMPVideoDecoderCallback;
typedef GMPVideoGetterCallback<GMPVideoEncoderProxy> GetGMPVideoEncoderCallback;
class GetNodeIdCallback
{
public:
MOZ_COUNTED_DEFAULT_CTOR(GetNodeIdCallback)
MOZ_COUNTED_DTOR_VIRTUAL(GetNodeIdCallback)
virtual void Done(nsresult aResult, const nsACString& aNodeId) = 0;
};
%}
[ptr] native TagArray(nsTArray<nsCString>);
native GetGMPDecryptorCallback(mozilla::UniquePtr<GetGMPDecryptorCallback>&&);
native GetGMPVideoDecoderCallback(mozilla::UniquePtr<GetGMPVideoDecoderCallback>&&);
native GetGMPVideoEncoderCallback(mozilla::UniquePtr<GetGMPVideoEncoderCallback>&&);
native GetNodeIdCallback(mozilla::UniquePtr<GetNodeIdCallback>&&);
native GMPCrashHelperPtr(mozilla::GMPCrashHelper*);
[scriptable, uuid(44d362ae-937a-4803-bee6-f2512a0149d1)]
interface mozIGeckoMediaPluginService : nsISupports
{
/**
* The GMP thread. Callable from any thread.
*/
readonly attribute nsIThread thread;
/**
* Run through windows registered registered for pluginId, sending
* 'PluginCrashed' chrome-only event
*/
void RunPluginCrashCallbacks(in unsigned long pluginId, in ACString pluginName);
/**
* Get a plugin that supports the specified tags.
* Callable on any thread
*/
[noscript]
boolean hasPluginForAPI(in ACString api, in TagArray tags);
/**
* Get a video decoder that supports the specified tags.
* The array of tags should at least contain a codec tag, and optionally
* other tags such as for EME keysystem.
* Callable only on GMP thread.
* This is an asynchronous operation, the Done method of the callback object
* will be called on the GMP thread with the result (which might be null in
* the case of failure). This method always takes ownership of the callback
* object, but if this method returns an error then the Done method of the
* callback object will not be called at all.
*/
[noscript]
void getGMPVideoDecoder(in GMPCrashHelperPtr helper,
in TagArray tags,
[optional] in ACString nodeId,
in GetGMPVideoDecoderCallback callback);
/**
* Gets a video decoder as per getGMPVideoDecoder, except it is linked to
* with a corresponding GMPDecryptor via the decryptor's ID.
* This is a temporary measure, until we can implement a Chromium CDM
* GMP protocol which does both decryption and decoding.
*/
[noscript]
void getDecryptingGMPVideoDecoder(in GMPCrashHelperPtr helper,
in TagArray tags,
in ACString nodeId,
in GetGMPVideoDecoderCallback callback,
in uint32_t decryptorId);
/**
* Get a video encoder that supports the specified tags.
* The array of tags should at least contain a codec tag, and optionally
* other tags.
* Callable only on GMP thread.
* This is an asynchronous operation, the Done method of the callback object
* will be called on the GMP thread with the result (which might be null in
* the case of failure). This method always takes ownership of the callback
* object, but if this method returns an error then the Done method of the
* callback object will not be called at all.
*/
[noscript]
void getGMPVideoEncoder(in GMPCrashHelperPtr helper,
in TagArray tags,
[optional] in ACString nodeId,
in GetGMPVideoEncoderCallback callback);
/**
* Gets the NodeId for a (origin, urlbarOrigin) pair.
*/
[noscript]
void getNodeId(in AString origin,
in AString topLevelOrigin,
in AString gmpName,
in GetNodeIdCallback callback);
};