progs/rbug/bin_to_bmp.c

   1 /*
   2  * Copyright 2009 VMware, Inc.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * on the rights to use, copy, modify, merge, publish, distribute, sub
   9  * license, and/or sell copies of the Software, and to permit persons to whom
  10  * the Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
  19  * VMWARE AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #include "pipe/p_compiler.h"
  26 #include "pipe/p_format.h"
  27 #include "pipe/p_state.h"
  28 #include "util/u_memory.h"
  29 #include "util/u_debug.h"
  30 #include "util/u_network.h"
  31 #include "util/u_tile.h"
  32
  33 static uint8_t* read(const char *filename, unsigned size);
  34 static void dump(unsigned src_width, unsigned src_height,
  35                  unsigned src_stride, enum pipe_format src_format,
  36                  uint8_t *data, unsigned src_size);
  37
  38 int main(int argc, char** argv)
  39 {
  40    /* change these */
  41    unsigned width = 64;
  42    unsigned height = 64;
  43    unsigned stride = width * 4;
  44    unsigned size = stride * height;
  45    const char *filename = "mybin.bin";
  46    enum pipe_format format = PIPE_FORMAT_A8R8G8B8_UNORM;
  47
  48    dump(width, height, stride, format, read(filename, size), size);
  49
  50    return 0;
  51 }
  52
  53 static void dump(unsigned width, unsigned height,
  54                  unsigned src_stride, enum pipe_format src_format,
  55                  uint8_t *data, unsigned src_size)
  56 {
  57    struct pipe_format_block src_block;
  58
  59    enum pipe_format dst_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
  60    struct pipe_format_block dst_block;
  61    unsigned dst_stride;
  62    unsigned dst_size;
  63    float *rgba;
  64    int i;
  65    char filename[512];
  66
  67    {
  68       pf_get_block(src_format, &src_block);
  69       assert(src_stride >= pf_get_stride(&src_block, width));
  70       assert(src_size >= pf_get_2d_size(&src_block, src_stride, width));
  71    }
  72    {
  73       pf_get_block(dst_format, &dst_block);
  74       dst_stride = pf_get_stride(&dst_block, width);
  75       dst_size = pf_get_2d_size(&dst_block, dst_stride, width);
  76       rgba = MALLOC(dst_size);
  77    }
  78
  79    util_snprintf(filename, 512, "%s.bmp", pf_name(src_format));
  80
  81    if (pf_is_compressed(src_format)) {
  82       debug_printf("skipping: %s\n", filename);
  83       return;
  84    }
  85
  86    debug_printf("saving: %s\n", filename);
  87
  88    for (i = 0; i < height; i++) {
  89       pipe_tile_raw_to_rgba(src_format, data + src_stride * i,
  90                             width, 1,
  91                             &rgba[width*4*i], dst_stride);
  92    }
  93
  94    debug_dump_float_rgba_bmp(filename, width, height, rgba, width);
  95
  96    FREE(rgba);
  97 }
  98
  99 static uint8_t* read(const char *filename, unsigned size)
 100 {
 101    uint8_t *data;
 102    FILE *file = fopen(filename, "rb");
 103
 104    data = MALLOC(size);
 105
 106    fread(data, 1, size, file);
 107    fclose(file);
 108
 109    return data;
 110 }