1 // Copyright (c) 2011 FFmpegSource Project
3 // Permission is hereby granted, free of charge, to any person obtaining a copy
4 // of this software and associated documentation files (the "Software"), to deal
5 // in the Software without restriction, including without limitation the rights
6 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 // copies of the Software, and to permit persons to whom the Software is
8 // furnished to do so, subject to the following conditions:
10 // The above copyright notice and this permission notice shall be included in
11 // all copies or substantial portions of the Software.
13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 /* these are defines/functions that are used and were changed in the switch to 2.6
22 * and are needed to maintain full compatility with 2.5 */
25 AVS_CS_YV12_25
= 1<<3 | AVS_CS_YUV
| AVS_CS_PLANAR
, // y-v-u, planar
26 AVS_CS_I420_25
= 1<<4 | AVS_CS_YUV
| AVS_CS_PLANAR
, // y-u-v, planar
29 AVSC_INLINE
int avs_get_height_p_25(const AVS_VideoFrame
* p
, int plane
) {
32 case AVS_PLANAR_U
: case AVS_PLANAR_V
:
39 AVSC_INLINE
int avs_get_row_size_p_25(const AVS_VideoFrame
* p
, int plane
) {
43 case AVS_PLANAR_U
: case AVS_PLANAR_V
:
45 return p
->row_size
>>1;
48 case AVS_PLANAR_U_ALIGNED
: case AVS_PLANAR_V_ALIGNED
:
51 r
= ((p
->row_size
+AVS_FRAME_ALIGN
-1)&(~(AVS_FRAME_ALIGN
-1)) )>>1; // Aligned rowsize
54 return p
->row_size
>>1;
58 case AVS_PLANAR_Y_ALIGNED
:
59 r
= (p
->row_size
+AVS_FRAME_ALIGN
-1)&(~(AVS_FRAME_ALIGN
-1)); // Aligned rowsize
67 AVSC_INLINE
int avs_is_yv12_25(const AVS_VideoInfo
* p
)
68 { return ((p
->pixel_type
& AVS_CS_YV12_25
) == AVS_CS_YV12_25
)||((p
->pixel_type
& AVS_CS_I420_25
) == AVS_CS_I420_25
); }