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/*
* Video Decode and Presentation API for UNIX (VDPAU) is used for
* HW decode acceleration for MPEG-1/2, H.264 and VC-1.
*
* Copyright (C) 2008 NVIDIA
*
* 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_VDPAU_INTERNAL_H
#define AVCODEC_VDPAU_INTERNAL_H
#include "config.h"
#include <stdint.h>
#if CONFIG_VDPAU
#include <vdpau/vdpau.h>
#endif
#include "libavutil/frame.h"
#include "avcodec.h"
/** Extract VdpVideoSurface from an AVFrame */
static inline uintptr_t ff_vdpau_get_surface_id(AVFrame *pic)
{
return (uintptr_t)pic->data[3];
}
struct vdpau_picture_context;
#if CONFIG_VDPAU
union VDPAUPictureInfo {
VdpPictureInfoH264 h264;
VdpPictureInfoMPEG1Or2 mpeg;
VdpPictureInfoVC1 vc1;
VdpPictureInfoMPEG4Part2 mpeg4;
#ifdef VDP_DECODER_PROFILE_H264_HIGH_444_PREDICTIVE
VdpPictureInfoH264Predictive h264_predictive;
#endif
};
#include "vdpau.h"
typedef struct VDPAUHWContext {
AVVDPAUContext context;
VdpDevice device;
VdpGetProcAddress *get_proc_address;
char reset;
unsigned char flags;
} VDPAUHWContext;
typedef struct VDPAUContext {
/**
* VDPAU device handle
*/
VdpDevice device;
/**
* VDPAU decoder handle
*/
VdpDecoder decoder;
/**
* VDPAU device driver
*/
VdpGetProcAddress *get_proc_address;
/**
* VDPAU decoder render callback
*/
VdpDecoderRender *render;
uint32_t width;
uint32_t height;
} VDPAUContext;
struct vdpau_picture_context {
/**
* VDPAU picture information.
*/
union VDPAUPictureInfo info;
/**
* Allocated size of the bitstream_buffers table.
*/
int bitstream_buffers_allocated;
/**
* Useful bitstream buffers in the bitstream buffers table.
*/
int bitstream_buffers_used;
/**
* Table of bitstream buffers.
*/
VdpBitstreamBuffer *bitstream_buffers;
};
int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
int level);
#endif //CONFIG_VDPAU
int ff_vdpau_common_uninit(AVCodecContext *avctx);
int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic,
const uint8_t *buffer, uint32_t size);
int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
struct vdpau_picture_context *pic);
int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx);
int ff_vdpau_add_buffer(struct vdpau_picture_context *pic, const uint8_t *buf,
uint32_t buf_size);
#endif /* AVCODEC_VDPAU_INTERNAL_H */
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