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949fba4b1f
* Making sure that `static inline` function are in the GIR (by first defining them, and make sure to mark as skiped) * Do not try to link to unexisting symbols * Also generate GIR information about gst_tracers
101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/* GStreamer
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* Copyright (C) <2015> YouView TV Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_PROTECTION_H__
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#define __GST_PROTECTION_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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/**
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* GST_PROTECTION_SYSTEM_ID_CAPS_FIELD:
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*
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* The field name in a GstCaps that is used to signal the UUID of the protection
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* system.
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*
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* Since: 1.6
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*/
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#define GST_PROTECTION_SYSTEM_ID_CAPS_FIELD "protection-system"
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/**
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* GST_PROTECTION_UNSPECIFIED_SYSTEM_ID:
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*
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* The protection system value of the unspecified UUID.
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* In some cases the system protection ID is not present in the contents or in their
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* metadata, as encrypted WebM.
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* This define is used to set the value of the "system_id" field in GstProtectionEvent,
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* with this value, the application will use an external information to choose which
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* protection system to use.
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*
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* Example: The matroskademux uses this value in the case of encrypted WebM,
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* the application will choose the appropriate protection system based on the information
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* received through EME API.
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*
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* Since: 1.16
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*/
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#define GST_PROTECTION_UNSPECIFIED_SYSTEM_ID "unspecified-system-id"
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typedef struct _GstProtectionMeta GstProtectionMeta;
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/**
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* GstProtectionMeta:
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* @meta: the parent #GstMeta.
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* @info: the cryptographic information needed to decrypt the sample.
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*
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* Metadata type that holds information about a sample from a protection-protected
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* track, including the information needed to decrypt it (if it is encrypted).
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*
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* Since: 1.6
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*/
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struct _GstProtectionMeta
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{
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GstMeta meta;
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GstStructure *info;
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};
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/**
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* gst_protection_meta_api_get_type: (attributes doc.skip=true)
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*/
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GST_API
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GType gst_protection_meta_api_get_type (void);
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#define GST_PROTECTION_META_API_TYPE (gst_protection_meta_api_get_type())
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#define gst_buffer_get_protection_meta(b) \
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((GstProtectionMeta*)gst_buffer_get_meta ((b), GST_PROTECTION_META_API_TYPE))
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#define GST_PROTECTION_META_INFO (gst_protection_meta_get_info())
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GST_API
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const GstMetaInfo * gst_protection_meta_get_info (void);
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GST_API
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GstProtectionMeta * gst_buffer_add_protection_meta (GstBuffer * buffer,
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GstStructure * info);
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GST_API
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const gchar * gst_protection_select_system (const gchar ** system_identifiers);
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GST_API
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gchar ** gst_protection_filter_systems_by_available_decryptors (
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const gchar ** system_identifiers);
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G_END_DECLS
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#endif /* __GST_PROTECTION_META_H__ */
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