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| 1 /* | |
| 2 * The Video Decode and Presentation API for UNIX (VDPAU) is used for | |
| 3 * hardware-accelerated decoding of MPEG-1/2, H.264 and VC-1. | |
| 4 * | |
| 5 * Copyright (C) 2008 NVIDIA | |
| 6 * | |
| 7 * This file is part of FFmpeg. | |
| 8 * | |
| 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. | |
| 13 * | |
| 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. | |
| 18 * | |
| 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 | |
| 22 */ | |
| 23 | |
| 24 #ifndef AVCODEC_VDPAU_H | |
| 25 #define AVCODEC_VDPAU_H | |
| 26 | |
| 27 /** | |
| 28 * \defgroup Decoder VDPAU Decoder and Renderer | |
| 29 * | |
| 30 * VDPAU hardware acceleration has two modules | |
| 31 * - VDPAU decoding | |
| 32 * - VDPAU presentation | |
| 33 * | |
| 34 * The VDPAU decoding module parses all headers using FFmpeg | |
| 35 * parsing mechanisms and uses VDPAU for the actual decoding. | |
| 36 * | |
| 37 * As per the current implementation, the actual decoding | |
| 38 * and rendering (API calls) are done as part of the VDPAU | |
| 39 * presentation (vo_vdpau.c) module. | |
| 40 * | |
| 41 * @{ | |
| 42 * \defgroup VDPAU_Decoding VDPAU Decoding | |
| 43 * \ingroup Decoder | |
| 44 * @{ | |
| 45 */ | |
| 46 | |
| 47 #include <vdpau/vdpau.h> | |
| 48 #include <vdpau/vdpau_x11.h> | |
| 49 | |
| 50 /** \brief The videoSurface is used for rendering. */ | |
| 51 #define FF_VDPAU_STATE_USED_FOR_RENDER 1 | |
| 52 | |
| 53 /** | |
| 54 * \brief The videoSurface is needed for reference/prediction. | |
| 55 * The codec manipulates this. | |
| 56 */ | |
| 57 #define FF_VDPAU_STATE_USED_FOR_REFERENCE 2 | |
| 58 | |
| 59 /** | |
| 60 * \brief This structure is used as a callback between the FFmpeg | |
| 61 * decoder (vd_) and presentation (vo_) module. | |
| 62 * This is used for defining a video frame containing surface, | |
| 63 * picture parameter, bitstream information etc which are passed | |
| 64 * between the FFmpeg decoder and its clients. | |
| 65 */ | |
| 66 struct vdpau_render_state { | |
| 67 VdpVideoSurface surface; ///< Used as rendered surface, never changed. | |
| 68 | |
| 69 int state; ///< Holds FF_VDPAU_STATE_* values. | |
| 70 | |
| 71 /** picture parameter information for all supported codecs */ | |
| 72 union VdpPictureInfo { | |
| 73 VdpPictureInfoH264 h264; | |
| 74 VdpPictureInfoMPEG1Or2 mpeg; | |
| 75 VdpPictureInfoVC1 vc1; | |
| 76 } info; | |
| 77 | |
| 78 /** Describe size/location of the compressed video data. */ | |
| 79 int bitstream_buffers_allocated; | |
| 80 int bitstream_buffers_used; | |
| 81 VdpBitstreamBuffer *bitstream_buffers; | |
| 82 }; | |
| 83 | |
| 84 /* @}*/ | |
| 85 | |
| 86 #endif /* AVCODEC_VDPAU_H */ | |
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Chromium Code Reviews
Issue 1213002:
Removed custom FFmpegLock. Removed ffmpeg headers from third_party/ffmpeg/include. (Closed)
