gstreamer/subprojects/gst-plugins-bad/sys/applemedia/vtutil.h

63 lines
2.6 KiB
C

/*
* Copyright (C) 2010 Ole André Vadla Ravnås <oleavr@soundrop.com>
*
* 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.
*/
#ifndef __GST_VTUTIL_H__
#define __GST_VTUTIL_H__
#include <glib.h>
#include <gst/gst.h>
#include <CoreFoundation/CoreFoundation.h>
#include <CoreMedia/CoreMedia.h>
/* Some formats such as Apple ProRes have separate codec type mappings for all
* variants / profiles, and we don't want to instantiate separate elements for
* each variant, so we use a dummy type for details->format_id */
#define GST_kCMVideoCodecType_Some_AppleProRes 1
// kCVPixelFormatType_64RGBALE is only available for 11.3 +.
// See https://developer.apple.com/documentation/corevideo/1563591-pixel_format_identifiers/kcvpixelformattype_64rgbale
#if defined(MAC_OS_X_VERSION_MAX_ALLOWED) && MAC_OS_X_VERSION_MAX_ALLOWED < 110300
#define kCVPixelFormatType_64RGBALE 'l64r'
#endif
#define GST_VTUTIL_HAVE_64RGBALE __builtin_available(macOS 11.3, *)
G_BEGIN_DECLS
gchar * gst_vtutil_object_to_string (CFTypeRef obj);
gchar * gst_vtutil_string_to_utf8 (CFStringRef s);
void gst_vtutil_dict_set_i32 (CFMutableDictionaryRef dict,
CFStringRef key, gint32 value);
void gst_vtutil_dict_set_string (CFMutableDictionaryRef dict,
CFStringRef key, const gchar * value);
void gst_vtutil_dict_set_boolean (CFMutableDictionaryRef dict,
CFStringRef key, gboolean value);
void gst_vtutil_dict_set_data (CFMutableDictionaryRef dict,
CFStringRef key, guint8 * value, guint64 length);
void gst_vtutil_dict_set_object (CFMutableDictionaryRef dict,
CFStringRef key, CFTypeRef * value);
CMVideoCodecType gst_vtutil_codec_type_from_prores_variant (const char * variant);
const char * gst_vtutil_codec_type_to_prores_variant (CMVideoCodecType codec_type);
GstCaps * gst_vtutil_caps_append_video_format (GstCaps * caps,
const char * vfmt);
G_END_DECLS
#endif /* __GST_VTUTIL_H__ */