repositories / deb_ffmpeg.git / blame
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| 2ba45a60 DM |
1 | // Copyright (c) 2011 FFmpegSource Project |
| 2 | // | |
| 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: | |
| 9 | // | |
| 10 | // The above copyright notice and this permission notice shall be included in | |
| 11 | // all copies or substantial portions of the Software. | |
| 12 | // | |
| 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 | |
| 19 | // THE SOFTWARE. | |
| 20 | ||
| 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 */ | |
| 23 | ||
| 24 | enum { | |
| 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 | |
| 27 | }; | |
| 28 | ||
| 29 | AVSC_INLINE int avs_get_height_p_25(const AVS_VideoFrame * p, int plane) { | |
| 30 | switch (plane) | |
| 31 | { | |
| 32 | case AVS_PLANAR_U: case AVS_PLANAR_V: | |
| 33 | if (p->pitchUV) | |
| 34 | return p->height>>1; | |
| 35 | return 0; | |
| 36 | } | |
| 37 | return p->height;} | |
| 38 | ||
| 39 | AVSC_INLINE int avs_get_row_size_p_25(const AVS_VideoFrame * p, int plane) { | |
| 40 | int r; | |
| 41 | switch (plane) | |
| 42 | { | |
| 43 | case AVS_PLANAR_U: case AVS_PLANAR_V: | |
| 44 | if (p->pitchUV) | |
| 45 | return p->row_size>>1; | |
| 46 | else | |
| 47 | return 0; | |
| 48 | case AVS_PLANAR_U_ALIGNED: case AVS_PLANAR_V_ALIGNED: | |
| 49 | if (p->pitchUV) | |
| 50 | { | |
| 51 | r = ((p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)) )>>1; // Aligned rowsize | |
| 52 | if (r < p->pitchUV) | |
| 53 | return r; | |
| 54 | return p->row_size>>1; | |
| 55 | } | |
| 56 | else | |
| 57 | return 0; | |
| 58 | case AVS_PLANAR_Y_ALIGNED: | |
| 59 | r = (p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)); // Aligned rowsize | |
| 60 | if (r <= p->pitch) | |
| 61 | return r; | |
| 62 | return p->row_size; | |
| 63 | } | |
| 64 | return p->row_size; | |
| 65 | } | |
| 66 | ||
| 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); } |