FFmpeg  2.1.1
vaapi_mpeg.c
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1 /*
2  * Video Acceleration API (video decoding)
3  * HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
4  *
5  * Copyright (C) 2013 Anton Khirnov
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 #include "avcodec.h"
25 #include "vaapi_internal.h"
26 
28 {
29  struct vaapi_context * const vactx = avctx->hwaccel_context;
30  MpegEncContext *s = avctx->priv_data;
31  int ret;
32 
33  ret = ff_vaapi_commit_slices(vactx);
34  if (ret < 0)
35  goto finish;
36 
37  ret = ff_vaapi_render_picture(vactx,
39  if (ret < 0)
40  goto finish;
41 
43 
44 finish:
46  return ret;
47 }
48 
const char * s
Definition: avisynth_c.h:668
int ff_vaapi_render_picture(struct vaapi_context *vactx, VASurfaceID surface)
Definition: vaapi.c:44
This structure is used to share data between the FFmpeg library and the client video application...
Definition: vaapi.h:50
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h)
Definition: mpegvideo.c:3009
void ff_vaapi_common_end_frame(AVCodecContext *avctx)
Common AVHWAccel.end_frame() implementation.
Definition: vaapi.c:182
Libavcodec external API header.
ret
Definition: avfilter.c:961
Picture * current_picture_ptr
pointer to the current picture
Definition: mpegvideo.h:351
void * hwaccel_context
Hardware accelerator context.
Definition: avcodec.h:2513
main external API structure.
Definition: avcodec.h:1146
void * priv_data
Definition: avcodec.h:1182
MpegEncContext.
Definition: mpegvideo.h:245
struct AVCodecContext * avctx
Definition: mpegvideo.h:247
int ff_vaapi_commit_slices(struct vaapi_context *vactx)
Definition: vaapi.c:84
static void finish(void)
Definition: ffhash.c:61
static VASurfaceID ff_vaapi_get_surface_id(Picture *pic)
Extract VASurfaceID from a Picture.
int ff_vaapi_mpeg_end_frame(AVCodecContext *avctx)
Definition: vaapi_mpeg.c:27