libavcodec/vdpau_internal.h

   1 /*
   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.
   4  *
   5  * Copyright (C) 2008 NVIDIA
   6  *
   7  * This file is part of Libav.
   8  *
   9  * Libav 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  * Libav 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 Libav; 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_INTERNAL_H
  25 #define AVCODEC_VDPAU_INTERNAL_H
  26
  27 #include <stdint.h>
  28 #include "mpegvideo.h"
  29
  30 /** Extract VdpVideoSurface from a Picture */
  31 static inline uintptr_t ff_vdpau_get_surface_id(Picture *pic)
  32 {
  33     return (uintptr_t)pic->f.data[3];
  34 }
  35
  36 int ff_vdpau_common_start_frame(AVCodecContext *avctx,
  37                                 const uint8_t *buffer, uint32_t size);
  38 int ff_vdpau_common_end_frame(AVCodecContext *avctx);
  39 int ff_vdpau_add_buffer(AVCodecContext *avctx,
  40                         const uint8_t *buf, uint32_t buf_size);
  41
  42
  43 void ff_vdpau_add_data_chunk(MpegEncContext *s, const uint8_t *buf,
  44                              int buf_size);
  45
  46 void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
  47                                     int buf_size, int slice_count);
  48
  49 void ff_vdpau_h264_picture_start(MpegEncContext *s);
  50 void ff_vdpau_h264_set_reference_frames(MpegEncContext *s);
  51 void ff_vdpau_h264_picture_complete(MpegEncContext *s);
  52
  53 void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
  54                                  int buf_size);
  55
  56 void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf,
  57                                    int buf_size);
  58
  59 #endif /* AVCODEC_VDPAU_INTERNAL_H */