mirror of
https://github.com/KolibriOS/kolibrios.git
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69 lines
2.6 KiB
C
69 lines
2.6 KiB
C
// Copyright (c) 2011 FFmpegSource Project
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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/* these are defines/functions that are used and were changed in the switch to 2.6
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* and are needed to maintain full compatility with 2.5 */
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enum {
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AVS_CS_YV12_25 = 1<<3 | AVS_CS_YUV | AVS_CS_PLANAR, // y-v-u, planar
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AVS_CS_I420_25 = 1<<4 | AVS_CS_YUV | AVS_CS_PLANAR, // y-u-v, planar
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};
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AVSC_INLINE int avs_get_height_p_25(const AVS_VideoFrame * p, int plane) {
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switch (plane)
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{
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case AVS_PLANAR_U: case AVS_PLANAR_V:
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if (p->pitchUV)
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return p->height>>1;
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return 0;
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}
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return p->height;}
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AVSC_INLINE int avs_get_row_size_p_25(const AVS_VideoFrame * p, int plane) {
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int r;
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switch (plane)
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{
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case AVS_PLANAR_U: case AVS_PLANAR_V:
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if (p->pitchUV)
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return p->row_size>>1;
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else
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return 0;
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case AVS_PLANAR_U_ALIGNED: case AVS_PLANAR_V_ALIGNED:
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if (p->pitchUV)
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{
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r = ((p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)) )>>1; // Aligned rowsize
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if (r < p->pitchUV)
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return r;
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return p->row_size>>1;
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}
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else
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return 0;
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case AVS_PLANAR_Y_ALIGNED:
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r = (p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)); // Aligned rowsize
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if (r <= p->pitch)
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return r;
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return p->row_size;
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}
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return p->row_size;
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}
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AVSC_INLINE int avs_is_yv12_25(const AVS_VideoInfo * p)
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{ return ((p->pixel_type & AVS_CS_YV12_25) == AVS_CS_YV12_25)||((p->pixel_type & AVS_CS_I420_25) == AVS_CS_I420_25); }
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