diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/xvmc_render.h')
| -rw-r--r-- | contrib/ffmpeg/libavcodec/xvmc_render.h | 43 |
1 files changed, 34 insertions, 9 deletions
diff --git a/contrib/ffmpeg/libavcodec/xvmc_render.h b/contrib/ffmpeg/libavcodec/xvmc_render.h index 37b342294..10fd56ffa 100644 --- a/contrib/ffmpeg/libavcodec/xvmc_render.h +++ b/contrib/ffmpeg/libavcodec/xvmc_render.h @@ -1,3 +1,26 @@ +/* + * Copyright (C) 2003 Ivan Kalvachev + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef FFMPEG_XVMC_RENDER_H +#define FFMPEG_XVMC_RENDER_H + #include <X11/Xlib.h> #include <X11/Xutil.h> #include <X11/Xatom.h> @@ -6,9 +29,9 @@ #include <X11/extensions/XvMClib.h> -//the surface should be shown, video driver manipulate this +//the surface should be shown, video driver manipulates this #define MP_XVMC_STATE_DISPLAY_PENDING 1 -//the surface is needed for prediction, codec manipulate this +//the surface is needed for prediction, codec manipulates this #define MP_XVMC_STATE_PREDICTION 2 //this surface is needed for subpicture rendering #define MP_XVMC_STATE_OSD_SOURCE 4 @@ -16,7 +39,7 @@ #define MP_XVMC_RENDER_MAGIC 0x1DC711C0 typedef struct{ -//these are not changed by decoder! +//these are not changed by the decoder! int magic; short * data_blocks; @@ -24,7 +47,7 @@ typedef struct{ int total_number_of_mv_blocks; int total_number_of_data_blocks; int mc_type;//XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT - int idct;//does we use IDCT acceleration? + int idct;//Do we use IDCT acceleration? int chroma_format;//420,422,444 int unsigned_intra;//+-128 for intra pictures after clip XvMCSurface* p_surface;//pointer to rendered surface, never changed @@ -34,17 +57,19 @@ typedef struct{ XvMCSurface* p_past_surface;//pointer to the past surface XvMCSurface* p_future_surface;//pointer to the future prediction surface - unsigned int picture_structure;//top/bottom fields or frame ! + unsigned int picture_structure;//top/bottom fields or frame! unsigned int flags;//XVMC_SECOND_FIELD - 1'st or 2'd field in the sequence unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface, -//these are internal communication one - int state;//0-free,1 Waiting to Display,2 Waiting for prediction - int start_mv_blocks_num;//offset in the array for the current slice,updated by vo - int filled_mv_blocks_num;//processed mv block in this slice,change by decoder +//these are internal communication ones + int state;//0-free, 1 Waiting to Display, 2 Waiting for prediction + int start_mv_blocks_num;//offset in the array for the current slice, updated by vo + int filled_mv_blocks_num;//processed mv block in this slice, changed by decoder int next_free_data_block_num;//used in add_mv_block, pointer to next free block //extensions void * p_osd_target_surface_render;//pointer to the surface where subpicture is rendered } xvmc_render_state_t; + +#endif /* FFMPEG_XVMC_RENDER_H */ |