CDMSessionAVContentKeySession.h [plain text]
#ifndef CDMSessionAVContentKeySession_h
#define CDMSessionAVContentKeySession_h
#include "CDMSessionMediaSourceAVFObjC.h"
#include "SourceBufferPrivateAVFObjC.h"
#include <wtf/RetainPtr.h>
#if ENABLE(LEGACY_ENCRYPTED_MEDIA) && ENABLE(MEDIA_SOURCE)
OBJC_CLASS AVContentKeyRequest;
OBJC_CLASS AVContentKeySession;
OBJC_CLASS WebCDMSessionAVContentKeySessionDelegate;
namespace WebCore {
class CDMPrivateMediaSourceAVFObjC;
class CDMSessionAVContentKeySession : public CDMSessionMediaSourceAVFObjC {
WTF_MAKE_FAST_ALLOCATED;
public:
CDMSessionAVContentKeySession(Vector<int>&& protocolVersions, int cdmVersion, CDMPrivateMediaSourceAVFObjC&, LegacyCDMSessionClient*);
virtual ~CDMSessionAVContentKeySession();
static bool isAvailable();
LegacyCDMSessionType type() override { return CDMSessionTypeAVContentKeySession; }
RefPtr<Uint8Array> generateKeyRequest(const String& mimeType, Uint8Array* initData, String& destinationURL, unsigned short& errorCode, uint32_t& systemCode) override;
void releaseKeys() override;
bool update(Uint8Array* key, RefPtr<Uint8Array>& nextMessage, unsigned short& errorCode, uint32_t& systemCode) override;
void addParser(AVStreamDataParser *) override;
void removeParser(AVStreamDataParser *) override;
void didProvideContentKeyRequest(AVContentKeyRequest *);
protected:
RefPtr<Uint8Array> generateKeyReleaseMessage(unsigned short& errorCode, uint32_t& systemCode);
bool hasContentKeySession() const { return m_contentKeySession; }
AVContentKeySession* contentKeySession();
RetainPtr<AVContentKeySession> m_contentKeySession;
RetainPtr<WebCDMSessionAVContentKeySessionDelegate> m_contentKeySessionDelegate;
RetainPtr<AVContentKeyRequest> m_keyRequest;
RefPtr<Uint8Array> m_identifier;
RefPtr<Uint8Array> m_initData;
RetainPtr<NSData> m_expiredSession;
Vector<int> m_protocolVersions;
int m_cdmVersion;
int32_t m_protectedTrackID { 1 };
enum { Normal, KeyRelease } m_mode;
};
inline CDMSessionAVContentKeySession* toCDMSessionAVContentKeySession(LegacyCDMSession* session)
{
if (!session || session->type() != CDMSessionTypeAVContentKeySession)
return nullptr;
return static_cast<CDMSessionAVContentKeySession*>(session);
}
}
#endif
#endif // CDMSessionAVContentKeySession_h