/* supposed to work with sequences only */
static void get_proxy_fname(MovieClip *clip, int proxy_render_size, bool undistorted, int framenr, char *name)
{
int size = rendersize_to_number(proxy_render_size);
char dir[FILE_MAX], clipdir[FILE_MAX], clipfile[FILE_MAX];
int proxynr = framenr - clip->start_frame + 1 + clip->frame_offset;
BLI_split_dirfile(clip->name, clipdir, clipfile, FILE_MAX, FILE_MAX);
if (clip->flag & MCLIP_USE_PROXY_CUSTOM_DIR) {
BLI_strncpy(dir, clip->proxy.dir, sizeof(dir));
}
else {
BLI_snprintf(dir, FILE_MAX, "%s/BL_proxy", clipdir);
}
if (undistorted)
BLI_snprintf(name, FILE_MAX, "%s/%s/proxy_%d_undistorted/%08d", dir, clipfile, size, proxynr);
else
BLI_snprintf(name, FILE_MAX, "%s/%s/proxy_%d/%08d", dir, clipfile, size, proxynr);
BLI_path_abs(name, G.main->name);
BLI_path_frame(name, 1, 0);
strcat(name, ".jpg");
}
static void movieclip_build_proxy_ibuf(MovieClip *clip, ImBuf *ibuf, int cfra, int proxy_render_size, int undistorted)
{
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);
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;
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 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);
}
