74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef WidevineUtils_h_
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#define WidevineUtils_h_
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#include "stddef.h"
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#include "content_decryption_module.h"
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#include "gmp-api/gmp-decryption.h"
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#include "gmp-api/gmp-platform.h"
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#include "nsISupportsImpl.h"
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#include "nsTArray.h"
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namespace mozilla {
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// Uncomment for logging...
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//#define ENABLE_WIDEVINE_LOG 1
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#ifdef ENABLE_WIDEVINE_LOG
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void
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Log(const char* aFormat, ...);
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#else
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#define Log(...)
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#endif // ENABLE_WIDEVINE_LOG
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#define ENSURE_TRUE(condition, rv) { \
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if (!(condition)) {\
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Log("ENSURE_TRUE FAILED %s:%d", __FILE__, __LINE__); \
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return rv; \
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} \
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} \
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#define ENSURE_GMP_SUCCESS(err, rv) { \
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if (GMP_FAILED(err)) {\
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Log("ENSURE_GMP_SUCCESS FAILED %s:%d", __FILE__, __LINE__); \
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return rv; \
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} \
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} \
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GMPErr
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ToGMPErr(cdm::Status aStatus);
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class CDMWrapper {
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public:
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CDMWrapper)
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CDMWrapper(cdm::ContentDecryptionModule_8* aCDM)
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: mCDM(aCDM)
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{
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MOZ_ASSERT(mCDM);
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}
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cdm::ContentDecryptionModule_8* GetCDM() const { return mCDM; }
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private:
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cdm::ContentDecryptionModule_8* mCDM;
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~CDMWrapper() {
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Log("CDMWrapper destroying CDM=%p", mCDM);
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mCDM->Destroy();
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mCDM = nullptr;
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}
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};
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void InitInputBuffer(const GMPEncryptedBufferMetadata* aCrypto,
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int64_t aTimestamp,
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const uint8_t* aData,
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size_t aDataSize,
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cdm::InputBuffer &aInputBuffer,
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nsTArray<cdm::SubsampleEntry> &aSubsamples);
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} // namespace mozilla
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#endif // WidevineUtils_h_
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