mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
125 lines
3.4 KiB
125 lines
3.4 KiB
/* |
|
* 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 Libav. |
|
* |
|
* Libav 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. |
|
* |
|
* Libav 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 Libav; 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 <stdint.h> |
|
#include <vdpau/vdpau.h> |
|
|
|
#include "libavutil/frame.h" |
|
#include "libavutil/hwcontext.h" |
|
#include "libavutil/hwcontext_vdpau.h" |
|
|
|
#include "avcodec.h" |
|
#include "vdpau.h" |
|
|
|
/** Extract VdpVideoSurface from an AVFrame */ |
|
static inline uintptr_t ff_vdpau_get_surface_id(AVFrame *pic) |
|
{ |
|
return (uintptr_t)pic->data[3]; |
|
} |
|
|
|
union VDPAUPictureInfo { |
|
VdpPictureInfoH264 h264; |
|
VdpPictureInfoMPEG1Or2 mpeg; |
|
VdpPictureInfoVC1 vc1; |
|
VdpPictureInfoMPEG4Part2 mpeg4; |
|
#ifdef VDP_DECODER_PROFILE_H264_HIGH_444_PREDICTIVE |
|
VdpPictureInfoH264Predictive h264_predictive; |
|
#endif |
|
#ifdef VDP_DECODER_PROFILE_HEVC_MAIN |
|
VdpPictureInfoHEVC hevc; |
|
#endif |
|
}; |
|
|
|
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); |
|
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); |
|
int ff_vdpau_common_frame_params(AVCodecContext *avctx, |
|
AVBufferRef *hw_frames_ctx); |
|
|
|
#endif /* AVCODEC_VDPAU_INTERNAL_H */
|
|
|