static void drawTextureDisplay (void)
{
  struct TexSquare *square = texgrid;
  int x, y;

  glColor4f(1.0,1.0,1.0,1.0);

  if (is_yuv)
    glEnableYUVConversion(GL_TEXTURE_2D, use_yuv);
  for (y = 0; y < texnumy; y++) {
    int thish = texture_height;
    if (y == texnumy - 1 && image_height % texture_height)
      thish = image_height % texture_height;
    for (x = 0; x < texnumx; x++) {
      int thisw = texture_width;
      if (x == texnumx - 1 && image_width % texture_width)
        thisw = image_width % texture_width;
      glBindTexture (GL_TEXTURE_2D, square->texobj);
      if (is_yuv) {
        mpglActiveTexture(GL_TEXTURE1);
        glBindTexture (GL_TEXTURE_2D, square->uvtexobjs[0]);
        mpglActiveTexture(GL_TEXTURE2);
        glBindTexture (GL_TEXTURE_2D, square->uvtexobjs[1]);
        mpglActiveTexture(GL_TEXTURE0);
      }

      if (texdirty) {
        glUploadTex(GL_TEXTURE_2D, gl_bitmap_format,  gl_bitmap_type,
                    square->texture, image_width * image_bytes,
                    0, 0, thisw, thish, 0);
      }

      glDrawTex(square->fx, square->fy, square->fw, square->fh,
                0, 0, texture_width, texture_height,
                texture_width, texture_height,
                0, is_yuv, 0, 0);
      square++;
    } /* for all texnumx */
  } /* for all texnumy */
  if (is_yuv)
    glDisableYUVConversion(GL_TEXTURE_2D, use_yuv);
  texdirty = 0;
}
Example #2
0
/**
 * Creates the textures and the display list needed for displaying
 * an OSD part.
 * Callback function for vo_draw_text().
 */
static void create_osd_texture(int x0, int y0, int w, int h,
                                 unsigned char *src, unsigned char *srca,
                                 int stride)
{
  // initialize to 8 to avoid special-casing on alignment
  int sx = 8, sy = 8;
  GLint scale_type = scaled_osd ? GL_LINEAR : GL_NEAREST;

  if (w <= 0 || h <= 0 || stride < w) {
    mp_msg(MSGT_VO, MSGL_V, "Invalid dimensions OSD for part!\n");
    return;
  }
  texSize(w, h, &sx, &sy);

  if (osdtexCnt >= MAX_OSD_PARTS) {
    mp_msg(MSGT_VO, MSGL_ERR, "Too many OSD parts, contact the developers!\n");
    return;
  }

  // create Textures for OSD part
  mpglGenTextures(1, &osdtex[osdtexCnt]);
  mpglBindTexture(gl_target, osdtex[osdtexCnt]);
  glCreateClearTex(gl_target, GL_LUMINANCE, GL_LUMINANCE, GL_UNSIGNED_BYTE, scale_type, sx, sy, 0);
  glUploadTex(gl_target, GL_LUMINANCE, GL_UNSIGNED_BYTE, src, stride,
              0, 0, w, h, 0);

#ifndef FAST_OSD
  mpglGenTextures(1, &osdatex[osdtexCnt]);
  mpglBindTexture(gl_target, osdatex[osdtexCnt]);
  glCreateClearTex(gl_target, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE, scale_type, sx, sy, 0);
  {
  int i;
  char *tmp = malloc(stride * h);
  // convert alpha from weird MPlayer scale.
  // in-place is not possible since it is reused for future OSDs
  for (i = h * stride - 1; i >= 0; i--)
    tmp[i] = -srca[i];
  glUploadTex(gl_target, GL_ALPHA, GL_UNSIGNED_BYTE, tmp, stride,
              0, 0, w, h, 0);
  free(tmp);
  }
#endif

  mpglBindTexture(gl_target, 0);

  // Create a list for rendering this OSD part
#ifndef FAST_OSD
  osdaDispList[osdtexCnt] = mpglGenLists(1);
  mpglNewList(osdaDispList[osdtexCnt], GL_COMPILE);
  // render alpha
  mpglBindTexture(gl_target, osdatex[osdtexCnt]);
  glDrawTex(x0, y0, w, h, 0, 0, w, h, sx, sy, use_rectangle == 1, 0, 0);
  mpglEndList();
#endif
  osdDispList[osdtexCnt] = mpglGenLists(1);
  mpglNewList(osdDispList[osdtexCnt], GL_COMPILE);
  // render OSD
  mpglBindTexture(gl_target, osdtex[osdtexCnt]);
  glDrawTex(x0, y0, w, h, 0, 0, w, h, sx, sy, use_rectangle == 1, 0, 0);
  mpglEndList();

  osdtexCnt++;
}
Example #3
0
/**
 * \brief construct display list from ass image list
 * \param img image list to create OSD from.
 *            A value of NULL has the same effect as clearEOSD()
 */
static void genEOSD(struct mp_eosd_image_list *imgs) {
  int sx, sy;
  int tinytexcur = 0;
  int smalltexcur = 0;
  GLuint *curtex;
  GLint scale_type = scaled_osd ? GL_LINEAR : GL_NEAREST;
  struct mp_eosd_image *img = eosd_image_first(imgs);
  struct mp_eosd_image *i;

  if (imgs->changed == 0) // there are elements, but they are unchanged
      return;
  if (img && imgs->changed == 1) // there are elements, but they just moved
      goto skip_upload;

  clearEOSD();
  if (!img)
    return;
  if (!largeeosdtex[0]) {
    mpglGenTextures(2, largeeosdtex);
    mpglBindTexture(gl_target, largeeosdtex[0]);
    glCreateClearTex(gl_target, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE, scale_type, LARGE_EOSD_TEX_SIZE, LARGE_EOSD_TEX_SIZE, 0);
    mpglBindTexture(gl_target, largeeosdtex[1]);
    glCreateClearTex(gl_target, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE, scale_type, LARGE_EOSD_TEX_SIZE, LARGE_EOSD_TEX_SIZE, 0);
  }
  for (i = img; i; i = eosd_image_next(imgs))
  {
    if (i->w <= 0 || i->h <= 0 || i->stride < i->w)
      continue;
    if (is_tinytex(i, tinytexcur))
      tinytexcur++;
    else if (is_smalltex(i, smalltexcur))
      smalltexcur++;
    else
      eosdtexCnt++;
  }
  mp_msg(MSGT_VO, MSGL_DBG2, "EOSD counts (tiny, small, all): %i, %i, %i\n",
         tinytexcur, smalltexcur, eosdtexCnt);
  if (eosdtexCnt) {
    eosdtex = calloc(eosdtexCnt, sizeof(GLuint));
    mpglGenTextures(eosdtexCnt, eosdtex);
  }
  tinytexcur = smalltexcur = 0;
  for (i = eosd_image_first(imgs), curtex = eosdtex; i; i = eosd_image_next(imgs)) {
    int x = 0, y = 0;
    if (i->w <= 0 || i->h <= 0 || i->stride < i->w) {
      mp_msg(MSGT_VO, MSGL_V, "Invalid dimensions OSD for part!\n");
      continue;
    }
    if (is_tinytex(i, tinytexcur)) {
      tinytex_pos(tinytexcur, &x, &y);
      mpglBindTexture(gl_target, largeeosdtex[0]);
      tinytexcur++;
    } else if (is_smalltex(i, smalltexcur)) {
      smalltex_pos(smalltexcur, &x, &y);
      mpglBindTexture(gl_target, largeeosdtex[1]);
      smalltexcur++;
    } else {
      texSize(i->w, i->h, &sx, &sy);
      mpglBindTexture(gl_target, *curtex++);
      glCreateClearTex(gl_target, GL_ALPHA, GL_ALPHA, GL_UNSIGNED_BYTE, scale_type, sx, sy, 0);
    }
    glUploadTex(gl_target, GL_ALPHA, GL_UNSIGNED_BYTE, i->bitmap, i->stride,
                x, y, i->w, i->h, 0);
  }
  eosdDispList = mpglGenLists(1);
skip_upload:
  mpglNewList(eosdDispList, GL_COMPILE);
  tinytexcur = smalltexcur = 0;
  for (i = eosd_image_first(imgs), curtex = eosdtex; i; i = eosd_image_next(imgs)) {
    int x = 0, y = 0;
    if (i->w <= 0 || i->h <= 0 || i->stride < i->w)
      continue;
    mpglColor4ub(i->color >> 24, (i->color >> 16) & 0xff, (i->color >> 8) & 0xff, 255 - (i->color & 0xff));
    if (is_tinytex(i, tinytexcur)) {
      tinytex_pos(tinytexcur, &x, &y);
      sx = sy = LARGE_EOSD_TEX_SIZE;
      mpglBindTexture(gl_target, largeeosdtex[0]);
      tinytexcur++;
    } else if (is_smalltex(i, smalltexcur)) {
      smalltex_pos(smalltexcur, &x, &y);
      sx = sy = LARGE_EOSD_TEX_SIZE;
      mpglBindTexture(gl_target, largeeosdtex[1]);
      smalltexcur++;
    } else {
      texSize(i->w, i->h, &sx, &sy);
      mpglBindTexture(gl_target, *curtex++);
    }
    glDrawTex(i->dst_x, i->dst_y, i->w, i->h, x, y, i->w, i->h, sx, sy, use_rectangle == 1, 0, 0);
  }
  mpglEndList();
  mpglBindTexture(gl_target, 0);
}