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123 lines
3.3 KiB
123 lines
3.3 KiB
/* |
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* Video Decode and Presentation API for UNIX (VDPAU) is used for |
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* HW decode acceleration for MPEG-1/2, H.264 and VC-1. |
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* |
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* Copyright (C) 2008 NVIDIA |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav 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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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_VDPAU_INTERNAL_H |
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#define AVCODEC_VDPAU_INTERNAL_H |
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#include <stdint.h> |
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#include <vdpau/vdpau.h> |
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#include "libavutil/frame.h" |
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#include "libavutil/hwcontext.h" |
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#include "libavutil/hwcontext_vdpau.h" |
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#include "avcodec.h" |
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#include "vdpau.h" |
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/** Extract VdpVideoSurface from an AVFrame */ |
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static inline uintptr_t ff_vdpau_get_surface_id(AVFrame *pic) |
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{ |
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return (uintptr_t)pic->data[3]; |
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} |
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union VDPAUPictureInfo { |
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VdpPictureInfoH264 h264; |
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VdpPictureInfoMPEG1Or2 mpeg; |
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VdpPictureInfoVC1 vc1; |
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VdpPictureInfoMPEG4Part2 mpeg4; |
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#ifdef VDP_DECODER_PROFILE_H264_HIGH_444_PREDICTIVE |
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VdpPictureInfoH264Predictive h264_predictive; |
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#endif |
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#ifdef VDP_DECODER_PROFILE_HEVC_MAIN |
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VdpPictureInfoHEVC hevc; |
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#endif |
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}; |
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typedef struct VDPAUHWContext { |
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AVVDPAUContext context; |
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VdpDevice device; |
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VdpGetProcAddress *get_proc_address; |
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char reset; |
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unsigned char flags; |
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} VDPAUHWContext; |
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typedef struct VDPAUContext { |
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/** |
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* VDPAU device handle |
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*/ |
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VdpDevice device; |
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/** |
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* VDPAU decoder handle |
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*/ |
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VdpDecoder decoder; |
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/** |
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* VDPAU device driver |
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*/ |
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VdpGetProcAddress *get_proc_address; |
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/** |
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* VDPAU decoder render callback |
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*/ |
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VdpDecoderRender *render; |
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uint32_t width; |
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uint32_t height; |
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} VDPAUContext; |
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struct vdpau_picture_context { |
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/** |
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* VDPAU picture information. |
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*/ |
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union VDPAUPictureInfo info; |
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/** |
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* Allocated size of the bitstream_buffers table. |
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*/ |
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int bitstream_buffers_allocated; |
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/** |
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* Useful bitstream buffers in the bitstream buffers table. |
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*/ |
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int bitstream_buffers_used; |
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/** |
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* Table of bitstream buffers. |
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*/ |
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VdpBitstreamBuffer *bitstream_buffers; |
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}; |
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int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile, |
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int level); |
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int ff_vdpau_common_uninit(AVCodecContext *avctx); |
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int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic, |
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const uint8_t *buffer, uint32_t size); |
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int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame, |
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struct vdpau_picture_context *pic); |
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int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx); |
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int ff_vdpau_add_buffer(struct vdpau_picture_context *pic, const uint8_t *buf, |
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uint32_t buf_size); |
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#endif /* AVCODEC_VDPAU_INTERNAL_H */
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