356     VAImage surface_image;  in upload_yuv_to_surface()  local
370     va_status = vaDeriveImage(va_dpy, surface_id, &surface_image);  in upload_yuv_to_surface()
373     vaMapBuffer(va_dpy, surface_image.buf, &surface_p);  in upload_yuv_to_surface()
380     y_dst = surface_p + surface_image.offsets[0];  in upload_yuv_to_surface()
381     u_dst = surface_p + surface_image.offsets[1]; /* UV offset for NV12 */  in upload_yuv_to_surface()
382     v_dst = surface_p + surface_image.offsets[2];  in upload_yuv_to_surface()
385     for (row = 0; row < surface_image.height; row++) {  in upload_yuv_to_surface()
386         memcpy(y_dst, y_src, surface_image.width);  in upload_yuv_to_surface()
387         y_dst += surface_image.pitches[0];  in upload_yuv_to_surface()
391     if (surface_image.format.fourcc == VA_FOURCC_NV12) { /* UV plane */  in upload_yuv_to_surface()
392         for (row = 0; row < surface_image.height / 2; row++) {  in upload_yuv_to_surface()
393             for (col = 0; col < surface_image.width / 2; col++) {  in upload_yuv_to_surface()
398             u_dst += surface_image.pitches[1];  in upload_yuv_to_surface()
402     } else if (surface_image.format.fourcc == VA_FOURCC_YV12 ||  in upload_yuv_to_surface()
403                surface_image.format.fourcc == VA_FOURCC_I420) {  in upload_yuv_to_surface()
404         const int U = surface_image.format.fourcc == VA_FOURCC_I420 ? 1 : 2;  in upload_yuv_to_surface()
405         const int V = surface_image.format.fourcc == VA_FOURCC_I420 ? 2 : 1;  in upload_yuv_to_surface()
407         u_dst = surface_p + surface_image.offsets[U];  in upload_yuv_to_surface()
408         v_dst = surface_p + surface_image.offsets[V];  in upload_yuv_to_surface()
410         for (row = 0; row < surface_image.height / 2; row++) {  in upload_yuv_to_surface()
411             memcpy(u_dst, u_src, surface_image.width / 2);  in upload_yuv_to_surface()
412             memcpy(v_dst, v_src, surface_image.width / 2);  in upload_yuv_to_surface()
413             u_dst += surface_image.pitches[U];  in upload_yuv_to_surface()
414             v_dst += surface_image.pitches[V];  in upload_yuv_to_surface()
420     vaUnmapBuffer(va_dpy, surface_image.buf);  in upload_yuv_to_surface()
421     vaDestroyImage(va_dpy, surface_image.image_id);  in upload_yuv_to_surface()