1 /* 2 * Copyright © 2012 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining 5 * a copy of this software and associated documentation files (the 6 * "Software"), to deal in the Software without restriction, including 7 * without limitation the rights to use, copy, modify, merge, publish, 8 * distribute, sublicense, and/or sell copies of the Software, and to 9 * permit persons to whom the Software is furnished to do so, subject to 10 * the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the 13 * next paragraph) shall be included in all copies or substantial 14 * portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 20 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 21 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 */ 25 26 #ifndef _WCAP_DECODE_ 27 #define _WCAP_DECODE_ 28 29 #include <stdint.h> 30 31 #define WCAP_HEADER_MAGIC 0x57434150 32 33 #define WCAP_FORMAT_XRGB8888 0x34325258 34 #define WCAP_FORMAT_XBGR8888 0x34324258 35 #define WCAP_FORMAT_RGBX8888 0x34325852 36 #define WCAP_FORMAT_BGRX8888 0x34325842 37 38 struct wcap_header { 39 uint32_t magic; 40 uint32_t format; 41 uint32_t width, height; 42 }; 43 44 struct wcap_frame_header { 45 uint32_t msecs; 46 uint32_t nrects; 47 }; 48 49 struct wcap_rectangle { 50 int32_t x1, y1, x2, y2; 51 }; 52 53 struct wcap_decoder { 54 int fd; 55 size_t size; 56 void *map, *p, *end; 57 uint32_t *frame; 58 uint32_t format; 59 uint32_t msecs; 60 uint32_t count; 61 int width, height; 62 }; 63 64 int wcap_decoder_get_frame(struct wcap_decoder *decoder); 65 struct wcap_decoder *wcap_decoder_create(const char *filename); 66 void wcap_decoder_destroy(struct wcap_decoder *decoder); 67 68 #endif 69