| /* GStreamer ClearKey common encryption decryptor |
| * |
| * Copyright (C) 2013 YouView TV Ltd. <alex.ashley@youview.com> |
| * Copyright (C) 2016 Metrological |
| * Copyright (C) 2016 Igalia S.L |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #pragma once |
| |
| #if ENABLE(ENCRYPTED_MEDIA) && USE(GSTREAMER) |
| |
| #include <gst/base/gstbasetransform.h> |
| #include <gst/gst.h> |
| |
| G_BEGIN_DECLS |
| |
| #define WEBKIT_TYPE_MEDIA_CENC_DECRYPT (webkit_media_common_encryption_decrypt_get_type()) |
| #define WEBKIT_MEDIA_CENC_DECRYPT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), WEBKIT_TYPE_MEDIA_CENC_DECRYPT, WebKitMediaCommonEncryptionDecrypt)) |
| #define WEBKIT_MEDIA_CENC_DECRYPT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), WEBKIT_TYPE_MEDIA_CENC_DECRYPT, WebKitMediaCommonEncryptionDecryptClass)) |
| #define WEBKIT_MEDIA_CENC_DECRYPT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), WEBKIT_TYPE_MEDIA_CENC_DECRYPT, WebKitMediaCommonEncryptionDecryptClass)) |
| |
| #define WEBKIT_IS_MEDIA_CENC_DECRYPT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), WEBKIT_TYPE_MEDIA_CENC_DECRYPT)) |
| #define WEBKIT_IS_MEDIA_CENC_DECRYPT_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass), WEBKIT_TYPE_MEDIA_CENC_DECRYPT)) |
| |
| typedef struct _WebKitMediaCommonEncryptionDecrypt WebKitMediaCommonEncryptionDecrypt; |
| typedef struct _WebKitMediaCommonEncryptionDecryptClass WebKitMediaCommonEncryptionDecryptClass; |
| typedef struct _WebKitMediaCommonEncryptionDecryptPrivate WebKitMediaCommonEncryptionDecryptPrivate; |
| |
| GType webkit_media_common_encryption_decrypt_get_type(void); |
| |
| struct _WebKitMediaCommonEncryptionDecrypt { |
| GstBaseTransform parent; |
| |
| WebKitMediaCommonEncryptionDecryptPrivate* priv; |
| }; |
| |
| struct _WebKitMediaCommonEncryptionDecryptClass { |
| GstBaseTransformClass parentClass; |
| |
| const char* protectionSystemId; |
| gboolean (*handleKeyResponse)(WebKitMediaCommonEncryptionDecrypt*, GstEvent* event); |
| gboolean (*setupCipher)(WebKitMediaCommonEncryptionDecrypt*, GstBuffer*); |
| gboolean (*decrypt)(WebKitMediaCommonEncryptionDecrypt*, GstBuffer* ivBuffer, GstBuffer* buffer, unsigned subSamplesCount, GstBuffer* subSamplesBuffer); |
| void (*releaseCipher)(WebKitMediaCommonEncryptionDecrypt*); |
| }; |
| |
| G_END_DECLS |
| |
| #endif // ENABLE(ENCRYPTED_MEDIA) && USE(GSTREAMER) |