ARM: NEON optimised h264_idct_dc_add
[libav.git] / libavcodec / xvmc_render.h
CommitLineData
ef4d08ac
DB
1/*
2 * Copyright (C) 2003 Ivan Kalvachev
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
98790382
SS
21#ifndef AVCODEC_XVMC_RENDER_H
22#define AVCODEC_XVMC_RENDER_H
699b3f99 23
7fade368
IK
24#include <X11/Xlib.h>
25#include <X11/Xutil.h>
26#include <X11/Xatom.h>
27#include <X11/extensions/Xv.h>
28#include <X11/extensions/Xvlib.h>
29#include <X11/extensions/XvMClib.h>
30
31
39caffeb 32//the surface should be shown, the video driver manipulates this
7fade368 33#define MP_XVMC_STATE_DISPLAY_PENDING 1
39caffeb 34//the surface is needed for prediction, the codec manipulates this
7fade368 35#define MP_XVMC_STATE_PREDICTION 2
d215d07a
IK
36//this surface is needed for subpicture rendering
37#define MP_XVMC_STATE_OSD_SOURCE 4
7fade368
IK
38// 1337 IDCT MCo
39#define MP_XVMC_RENDER_MAGIC 0x1DC711C0
40
41typedef struct{
ab4e14be 42//these are not changed by the decoder!
7fade368
IK
43 int magic;
44
45 short * data_blocks;
46 XvMCMacroBlock * mv_blocks;
47 int total_number_of_mv_blocks;
48 int total_number_of_data_blocks;
49 int mc_type;//XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT
ab4e14be 50 int idct;//Do we use IDCT acceleration?
39caffeb
DB
51 int chroma_format;//420, 422, 444
52 int unsigned_intra;//+-128 for intra pictures after clipping
7fade368
IK
53 XvMCSurface* p_surface;//pointer to rendered surface, never changed
54
39caffeb
DB
55//these are changed by the decoder
56//used by the XvMCRenderSurface function
7fade368 57 XvMCSurface* p_past_surface;//pointer to the past surface
39caffeb 58 XvMCSurface* p_future_surface;//pointer to the future prediction surface
7fade368 59
ab4e14be 60 unsigned int picture_structure;//top/bottom fields or frame!
39caffeb
DB
61 unsigned int flags;//XVMC_SECOND_FIELD - 1st or 2nd field in the sequence
62 unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface
7fade368 63
39caffeb
DB
64//these are for internal communication
65 int state;//0 - free, 1 - waiting to display, 2 - waiting for prediction
ab4e14be
DB
66 int start_mv_blocks_num;//offset in the array for the current slice, updated by vo
67 int filled_mv_blocks_num;//processed mv block in this slice, changed by decoder
115329f1 68
7fade368 69 int next_free_data_block_num;//used in add_mv_block, pointer to next free block
d215d07a
IK
70//extensions
71 void * p_osd_target_surface_render;//pointer to the surface where subpicture is rendered
7fade368
IK
72
73} xvmc_render_state_t;
699b3f99 74
98790382 75#endif /* AVCODEC_XVMC_RENDER_H */