static inline void libopenjpeg_copy_to_packed16(AVFrame *picture, opj_image_t *image) { uint16_t *img_ptr; int index, x, y, c; int adjust[4]; for (x = 0; x < image->numcomps; x++) adjust[x] = FFMAX(FFMIN(av_pix_fmt_desc_get(picture->format)->comp[x].depth_minus1 + 1 - image->comps[x].prec, 8), 0); for (y = 0; y < picture->height; y++) { index = y*picture->width; img_ptr = (uint16_t*) (picture->data[0] + y*picture->linesize[0]); for (x = 0; x < picture->width; x++, index++) { for (c = 0; c < image->numcomps; c++) { *img_ptr++ = 0x8000 * image->comps[c].sgnd + (image->comps[c].data[index] << adjust[c]); } } } }