mirror of
https://github.com/RetroDECK/Duckstation.git
synced 2024-11-28 16:45:41 +00:00
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
|
/*
|
||
|
|
* Videotoolbox hardware acceleration
|
||
|
|
*
|
||
|
|
* copyright (c) 2012 Sebastien Zwickert
|
||
|
|
*
|
||
|
|
* This file is part of FFmpeg.
|
||
|
|
*
|
||
|
|
* FFmpeg is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU Lesser General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2.1 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* FFmpeg 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
|
||
|
|
* Lesser General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU Lesser General Public
|
||
|
|
* License along with FFmpeg; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef AVCODEC_VIDEOTOOLBOX_H
|
||
|
|
#define AVCODEC_VIDEOTOOLBOX_H
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @file
|
||
|
|
* @ingroup lavc_codec_hwaccel_videotoolbox
|
||
|
|
* Public libavcodec Videotoolbox header.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @defgroup lavc_codec_hwaccel_videotoolbox VideoToolbox Decoder
|
||
|
|
* @ingroup lavc_codec_hwaccel
|
||
|
|
*
|
||
|
|
* Hardware accelerated decoding using VideoToolbox on Apple Platforms
|
||
|
|
*
|
||
|
|
* @{
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdint.h>
|
||
|
|
|
||
|
|
#define Picture QuickdrawPicture
|
||
|
|
#include <VideoToolbox/VideoToolbox.h>
|
||
|
|
#undef Picture
|
||
|
|
|
||
|
|
#include "libavcodec/avcodec.h"
|
||
|
|
|
||
|
|
#include "libavutil/attributes.h"
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This struct holds all the information that needs to be passed
|
||
|
|
* between the caller and libavcodec for initializing Videotoolbox decoding.
|
||
|
|
* Its size is not a part of the public ABI, it must be allocated with
|
||
|
|
* av_videotoolbox_alloc_context() and freed with av_free().
|
||
|
|
*/
|
||
|
|
typedef struct AVVideotoolboxContext {
|
||
|
|
/**
|
||
|
|
* Videotoolbox decompression session object.
|
||
|
|
*/
|
||
|
|
VTDecompressionSessionRef session;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* CVPixelBuffer Format Type that Videotoolbox will use for decoded frames.
|
||
|
|
* set by the caller. If this is set to 0, then no specific format is
|
||
|
|
* requested from the decoder, and its native format is output.
|
||
|
|
*/
|
||
|
|
OSType cv_pix_fmt_type;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* CoreMedia Format Description that Videotoolbox will use to create the decompression session.
|
||
|
|
*/
|
||
|
|
CMVideoFormatDescriptionRef cm_fmt_desc;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* CoreMedia codec type that Videotoolbox will use to create the decompression session.
|
||
|
|
*/
|
||
|
|
int cm_codec_type;
|
||
|
|
} AVVideotoolboxContext;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
#endif /* AVCODEC_VIDEOTOOLBOX_H */
|