Exemplo n.º 1
0
// TGA Function Definitions
void WriteImageTGA(const std::string &name, const uint8_t *pixels, int xRes,
                   int yRes, int totalXRes, int totalYRes, int xOffset,
                   int yOffset) {
    // Reformat to BGR layout.
    std::unique_ptr<uint8_t> outBuf(new uint8_t[3 * xRes * yRes]);
    uint8_t *dst = outBuf.get();
    const uint8_t *src = pixels;
    for (int y = 0; y < yRes; ++y) {
        for (int x = 0; x < xRes; ++x) {
            dst[0] = src[2];
            dst[1] = src[1];
            dst[2] = src[0];
            dst += 3;
            src += 3;
        }
    }

    tga_result result;
    if ((result = tga_write_bgr(name.c_str(), outBuf.get(), xRes, yRes, 24)) !=
        TGA_NOERR)
        Error("Unable to write output file \"%s\" (%s)", name.c_str(),
              tga_error(result));
}
Exemplo n.º 2
0
static int write_image_tga(void * priv, gavl_video_frame_t * frame)
  {
  tga_t * tga = priv;
  gavl_video_frame_t * tmp_frame;
  int result, ret = 1;

  errno = 0;

  if(tga->format.pixelformat == GAVL_RGBA_32)
    {
    tmp_frame = gavl_video_frame_create(&tga->format);
    gavl_video_frame_copy(&tga->format, tmp_frame, frame);
    if(tga->rle)
      {
      result = tga_write_rgb(tga->filename, tmp_frame->planes[0],
                             tga->format.image_width,
                             tga->format.image_height, 32,
                             frame->strides[0]);
      }
    else
      {
      result =tga_write_rgb_rle(tga->filename, tmp_frame->planes[0],
                                tga->format.image_width,
                                tga->format.image_height, 32,
                                frame->strides[0]);
      }
    gavl_video_frame_destroy(tmp_frame);
    }
  else
    {
    if(tga->rle)
      {
      result = tga_write_bgr(tga->filename, frame->planes[0],
                             tga->format.image_width,
                             tga->format.image_height, 24,
                             frame->strides[0]);
      }
    else
      {
      result = tga_write_bgr_rle(tga->filename, frame->planes[0],
                                 tga->format.image_width,
                                 tga->format.image_height, 24,
                                 frame->strides[0]);
      }
    }

  if(result != TGA_NOERR)
    {
    if(errno)
      bg_log(BG_LOG_ERROR, LOG_DOMAIN, "Cannot save %s: %s",
             tga->filename, strerror(errno));
    else
      bg_log(BG_LOG_ERROR, LOG_DOMAIN, "Cannot save %s: %s",
             tga->filename, tga_error(result));
    ret = 0;
    }

  free(tga->filename);
  tga->filename = NULL;
  
  return ret;
  }