2 * Video Decode and Presentation API for UNIX (VDPAU) is used for
3 * HW decode acceleration for MPEG-1/2, H.264 and VC-1.
5 * Copyright (C) 2008 NVIDIA
7 * This file is part of FFmpeg.
9 * FFmpeg is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * FFmpeg is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 #ifndef AVCODEC_VDPAU_INTERNAL_H
25 #define AVCODEC_VDPAU_INTERNAL_H
28 #include <vdpau/vdpau.h>
30 #include "libavutil/frame.h"
35 /** Extract VdpVideoSurface from an AVFrame */
36 static inline uintptr_t ff_vdpau_get_surface_id(AVFrame *pic)
38 return (uintptr_t)pic->data[3];
41 union VDPAUPictureInfo {
42 VdpPictureInfoH264 h264;
43 VdpPictureInfoMPEG1Or2 mpeg;
44 VdpPictureInfoVC1 vc1;
45 VdpPictureInfoMPEG4Part2 mpeg4;
46 #ifdef VDP_DECODER_PROFILE_H264_HIGH_444_PREDICTIVE
47 VdpPictureInfoH264Predictive h264_predictive;
49 #ifdef VDP_DECODER_PROFILE_HEVC_MAIN
50 VdpPictureInfoHEVC hevc;
54 typedef struct VDPAUHWContext {
55 AVVDPAUContext context;
57 VdpGetProcAddress *get_proc_address;
62 typedef struct VDPAUContext {
69 * VDPAU decoder handle
76 VdpGetProcAddress *get_proc_address;
79 * VDPAU decoder render callback
81 VdpDecoderRender *render;
87 struct vdpau_picture_context {
89 * VDPAU picture information.
91 union VDPAUPictureInfo info;
94 * Allocated size of the bitstream_buffers table.
96 int bitstream_buffers_allocated;
99 * Useful bitstream buffers in the bitstream buffers table.
101 int bitstream_buffers_used;
104 * Table of bitstream buffers.
106 VdpBitstreamBuffer *bitstream_buffers;
109 int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
111 int ff_vdpau_common_uninit(AVCodecContext *avctx);
113 int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic,
114 const uint8_t *buffer, uint32_t size);
115 int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
116 struct vdpau_picture_context *pic);
117 int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx);
118 int ff_vdpau_add_buffer(struct vdpau_picture_context *pic, const uint8_t *buf,
121 #endif /* AVCODEC_VDPAU_INTERNAL_H */