static void imb_stereo3d_unsqueeze_ImBuf(ImBuf *ibuf, Stereo3dFormat *s3d, const size_t x, const size_t y)
{
if (ELEM(s3d->display_mode, S3D_DISPLAY_SIDEBYSIDE, S3D_DISPLAY_TOPBOTTOM) == false)
return;
if ((s3d->flag & S3D_SQUEEZED_FRAME) == 0)
return;
IMB_scaleImBuf_threaded(ibuf, x, y);
}
static void movieclip_build_proxy_ibuf(MovieClip *clip, ImBuf *ibuf, int cfra, int proxy_render_size, bool undistorted, bool threaded)
{
char name[FILE_MAX];
int quality, rectx, recty;
int size = rendersize_to_number(proxy_render_size);
ImBuf *scaleibuf;
get_proxy_fname(clip, proxy_render_size, undistorted, cfra, name);
rectx = ibuf->x * size / 100.0f;
recty = ibuf->y * size / 100.0f;
scaleibuf = IMB_dupImBuf(ibuf);
if (threaded)
IMB_scaleImBuf_threaded(scaleibuf, (short)rectx, (short)recty);
else
IMB_scaleImBuf(scaleibuf, (short)rectx, (short)recty);
quality = clip->proxy.quality;
scaleibuf->ftype = JPG | quality;
/* unsupported feature only confuses other s/w */
if (scaleibuf->planes == 32)
scaleibuf->planes = 24;
/* TODO: currently the most weak part of multithreaded proxies,
* could be solved in a way that thread only prepares memory
* buffer and write to disk happens separately
*/
BLI_lock_thread(LOCK_MOVIECLIP);
BLI_make_existing_file(name);
if (IMB_saveiff(scaleibuf, name, IB_rect) == 0)
perror(name);
BLI_unlock_thread(LOCK_MOVIECLIP);
IMB_freeImBuf(scaleibuf);
}
static void imb_stereo3d_squeeze_rect(int *rect, Stereo3dFormat *s3d, const size_t x, const size_t y, const size_t channels)
{
ImBuf *ibuf;
size_t width, height;
if (ELEM(s3d->display_mode, S3D_DISPLAY_SIDEBYSIDE, S3D_DISPLAY_TOPBOTTOM) == false)
return;
if ((s3d->flag & S3D_SQUEEZED_FRAME) == 0)
return;
/* creates temporary imbuf to store the rectf */
IMB_stereo3d_write_dimensions(s3d->display_mode, false, x, y, &width, &height);
ibuf = IMB_allocImBuf(width, height, channels, IB_rect);
IMB_buffer_byte_from_byte(
(unsigned char *)ibuf->rect, (unsigned char *)rect,
IB_PROFILE_SRGB, IB_PROFILE_SRGB, false,
width, height, width, width);
IMB_scaleImBuf_threaded(ibuf, x, y);
memcpy(rect, ibuf->rect, x * y * sizeof(unsigned int));
IMB_freeImBuf(ibuf);
}
