src/tdm_helper.c

   1 #ifdef HAVE_CONFIG_H
   2 #include "config.h"
   3 #endif
   4
   5 #include <png.h>
   6 #include <string.h>
   7 #include <tbm_surface.h>
   8 #include <tbm_surface_internal.h>
   9 #include <string.h>
  10 #include <time.h>
  11
  12 #include "tdm.h"
  13 #include "tdm_private.h"
  14
  15 #define PNG_DEPTH 8
  16
  17 static const char *dump_prefix[2] = {"png", "yuv"};
  18
  19 int tdm_dump_enable;
  20 static int *tdm_helper_dump_count;
  21 static char *tdm_helper_dump_path;
  22
  23 INTERN unsigned long
  24 tdm_helper_get_time_in_millis(void)
  25 {
  26         struct timespec tp;
  27
  28         if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
  29                 return (tp.tv_sec * 1000) + (tp.tv_nsec / 1000000L);
  30
  31         return 0;
  32 }
  33
  34 static void
  35 _tdm_helper_dump_raw(const char *file, void *data1, int size1, void *data2,
  36                      int size2, void *data3, int size3)
  37 {
  38         unsigned int *blocks;
  39         FILE *fp = fopen(file, "w+");
  40         TDM_RETURN_IF_FAIL(fp != NULL);
  41
  42         blocks = (unsigned int *)data1;
  43         fwrite(blocks, 1, size1, fp);
  44
  45         if (size2 > 0) {
  46                 blocks = (unsigned int *)data2;
  47                 fwrite(blocks, 1, size2, fp);
  48         }
  49
  50         if (size3 > 0) {
  51                 blocks = (unsigned int *)data3;
  52                 fwrite(blocks, 1, size3, fp);
  53         }
  54
  55         fclose(fp);
  56 }
  57
  58 static void
  59 _tdm_helper_dump_png(const char *file, const void *data, int width,
  60                      int height)
  61 {
  62         FILE *fp = fopen(file, "wb");
  63         TDM_RETURN_IF_FAIL(fp != NULL);
  64
  65         png_structp pPngStruct =
  66                 png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
  67         if (!pPngStruct) {
  68                 fclose(fp);
  69                 return;
  70         }
  71
  72         png_infop pPngInfo = png_create_info_struct(pPngStruct);
  73         if (!pPngInfo) {
  74                 png_destroy_write_struct(&pPngStruct, NULL);
  75                 fclose(fp);
  76                 return;
  77         }
  78
  79         png_init_io(pPngStruct, fp);
  80         png_set_IHDR(pPngStruct,
  81                      pPngInfo,
  82                      width,
  83                      height,
  84                      PNG_DEPTH,
  85                      PNG_COLOR_TYPE_RGBA,
  86                      PNG_INTERLACE_NONE,
  87                      PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
  88
  89         png_set_bgr(pPngStruct);
  90         png_write_info(pPngStruct, pPngInfo);
  91
  92         const int pixel_size = 4;       // RGBA
  93         png_bytep *row_pointers =
  94                 png_malloc(pPngStruct, height * sizeof(png_byte *));
  95
  96         unsigned int *blocks = (unsigned int *)data;
  97         int y = 0;
  98         int x = 0;
  99
 100         for (; y < height; ++y) {
 101                 png_bytep row =
 102                         png_malloc(pPngStruct, sizeof(png_byte) * width * pixel_size);
 103                 row_pointers[y] = (png_bytep)row;
 104                 for (x = 0; x < width; ++x) {
 105                         unsigned int curBlock = blocks[y * width + x];
 106                         row[x * pixel_size] = (curBlock & 0xFF);
 107                         row[1 + x * pixel_size] = (curBlock >> 8) & 0xFF;
 108                         row[2 + x * pixel_size] = (curBlock >> 16) & 0xFF;
 109                         row[3 + x * pixel_size] = (curBlock >> 24) & 0xFF;
 110                 }
 111         }
 112
 113         png_write_image(pPngStruct, row_pointers);
 114         png_write_end(pPngStruct, pPngInfo);
 115
 116         for (y = 0; y < height; y++)
 117                 png_free(pPngStruct, row_pointers[y]);
 118         png_free(pPngStruct, row_pointers);
 119
 120         png_destroy_write_struct(&pPngStruct, &pPngInfo);
 121
 122         fclose(fp);
 123 }
 124
 125 EXTERN void
 126 tdm_helper_dump_buffer(tbm_surface_h buffer, const char *file)
 127 {
 128         tbm_surface_info_s info;
 129         int len, ret;
 130         const char *prefix;
 131
 132         TDM_RETURN_IF_FAIL(buffer != NULL);
 133         TDM_RETURN_IF_FAIL(file != NULL);
 134
 135         ret = tbm_surface_map(buffer, TBM_DEVICE_CPU, &info);
 136         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 137
 138         len = strnlen(file, 1024);
 139         if (info.format == TBM_FORMAT_ARGB8888 || info.format == TBM_FORMAT_XRGB8888)
 140                 prefix = dump_prefix[0];
 141         else
 142                 prefix = dump_prefix[1];
 143
 144         if (strncmp(file + (len - 3), prefix, 3)) {
 145                 TDM_ERR("can't dump to '%s' file", file + (len - 3));
 146                 tbm_surface_unmap(buffer);
 147                 return;
 148         }
 149
 150         switch (info.format) {
 151         case TBM_FORMAT_ARGB8888:
 152         case TBM_FORMAT_XRGB8888:
 153                 _tdm_helper_dump_png(file, info.planes[0].ptr,
 154                                      info.planes[0].stride >> 2, info.height);
 155                 break;
 156         case TBM_FORMAT_YVU420:
 157         case TBM_FORMAT_YUV420:
 158                 _tdm_helper_dump_raw(file,
 159                                      info.planes[0].ptr,
 160                                      info.planes[0].stride * info.height,
 161                                      info.planes[1].ptr,
 162                                      info.planes[1].stride * (info.height >> 1),
 163                                      info.planes[2].ptr,
 164                                      info.planes[2].stride * (info.height >> 1));
 165                 break;
 166         case TBM_FORMAT_NV12:
 167         case TBM_FORMAT_NV21:
 168                 _tdm_helper_dump_raw(file,
 169                                      info.planes[0].ptr,
 170                                      info.planes[0].stride * info.height,
 171                                      info.planes[1].ptr,
 172                                      info.planes[1].stride * (info.height >> 1), NULL,
 173                                      0);
 174                 break;
 175         case TBM_FORMAT_YUYV:
 176         case TBM_FORMAT_UYVY:
 177                 _tdm_helper_dump_raw(file,
 178                                      info.planes[0].ptr,
 179                                      info.planes[0].stride * info.height, NULL, 0,
 180                                      NULL, 0);
 181                 break;
 182         default:
 183                 TDM_ERR("can't dump %c%c%c%c buffer", FOURCC_STR (info.format));
 184                 tbm_surface_unmap(buffer);
 185                 return;
 186         }
 187
 188         tbm_surface_unmap(buffer);
 189
 190         TDM_INFO("dump %s", file);
 191 }
 192
 193 EXTERN int
 194 tdm_helper_get_fd(const char *env)
 195 {
 196         const char *value;
 197         int fd, newfd, flags, ret;
 198
 199         value = (const char*)getenv(env);
 200         if (!value)
 201                 return -1;
 202
 203         ret = sscanf(value, "%d", &fd);
 204         if (ret < 0) {
 205                 TDM_ERR("sscanf failed: %m");
 206                 return -1;
 207         }
 208
 209         flags = fcntl(fd, F_GETFD);
 210         if (flags == -1) {
 211                 TDM_ERR("fcntl failed: %m");
 212                 return -1;
 213         }
 214
 215         newfd = dup(fd);
 216         if (newfd < 0) {
 217                 TDM_ERR("dup failed: %m");
 218                 return -1;
 219         }
 220
 221         TDM_INFO("%s: fd(%d) newfd(%d)", env, fd, newfd);
 222
 223         fcntl(newfd, F_SETFD, flags | FD_CLOEXEC);
 224
 225         return newfd;
 226 }
 227
 228 EXTERN void
 229 tdm_helper_set_fd(const char *env, int fd)
 230 {
 231         char buf[32];
 232         int ret;
 233
 234         snprintf(buf, sizeof(buf), "%d", fd);
 235
 236         ret = setenv(env, (const char*)buf, 1);
 237         if (ret) {
 238                 TDM_ERR("setenv failed: %m");
 239                 return;
 240         }
 241
 242         if (fd >= 0)
 243                 TDM_INFO("%s: fd(%d)", env, fd);
 244 }
 245
 246 EXTERN void
 247 tdm_helper_dump_start(char *dumppath, int *count)
 248 {
 249         if (tdm_helper_dump_count != NULL) {
 250                 TDM_DBG("tdm_helper_dump is already started.");
 251                 return;
 252         }
 253
 254         if (dumppath == NULL) {
 255                 TDM_DBG("tdm_helper_dump dumppath is null.");
 256                 return;
 257         }
 258
 259         tdm_helper_dump_count = count;
 260         tdm_helper_dump_path = dumppath;
 261
 262         tdm_dump_enable = 1;
 263
 264         TDM_DBG("tdm_helper_dump start.(path : %s)", tdm_helper_dump_path);
 265 }
 266
 267 EXTERN void
 268 tdm_helper_dump_stop(void)
 269 {
 270         tdm_helper_dump_path = NULL;
 271         tdm_helper_dump_count = NULL;
 272
 273         tdm_dump_enable = 0;
 274
 275         TDM_DBG("tdm_helper_dump stop.");
 276 }
 277
 278 INTERN int
 279 tdm_helper_get_dump_count(void)
 280 {
 281         if ((tdm_helper_dump_count != NULL) && (tdm_helper_dump_path != NULL)) {
 282                 if (*tdm_helper_dump_count == 1000)
 283                         *tdm_helper_dump_count = 1;
 284                 return (*tdm_helper_dump_count)++;
 285         } else
 286                 return 0;
 287 }
 288
 289 INTERN char *
 290 tdm_helper_get_dump_path(void)
 291 {
 292         return tdm_helper_dump_path;
 293 }