lavu/hwcontext_vaapi: Use vaMapBuffer2 for mapping image buffers
This allows some optimizations in driver, such as not having to read back the data if write-only mapping is requested.
This commit is contained in:
parent
578ac59887
commit
1e2ac489a4
@ -809,6 +809,9 @@ static int vaapi_map_frame(AVHWFramesContext *hwfc,
|
||||
VAStatus vas;
|
||||
void *address = NULL;
|
||||
int err, i;
|
||||
#if VA_CHECK_VERSION(1, 21, 0)
|
||||
uint32_t vaflags = 0;
|
||||
#endif
|
||||
|
||||
surface_id = (VASurfaceID)(uintptr_t)src->data[3];
|
||||
av_log(hwfc, AV_LOG_DEBUG, "Map surface %#x.\n", surface_id);
|
||||
@ -892,7 +895,16 @@ static int vaapi_map_frame(AVHWFramesContext *hwfc,
|
||||
}
|
||||
}
|
||||
|
||||
#if VA_CHECK_VERSION(1, 21, 0)
|
||||
if (flags & AV_HWFRAME_MAP_READ)
|
||||
vaflags |= VA_MAPBUFFER_FLAG_READ;
|
||||
if (flags & AV_HWFRAME_MAP_WRITE)
|
||||
vaflags |= VA_MAPBUFFER_FLAG_WRITE;
|
||||
// On drivers not implementing vaMapBuffer2 libva calls vaMapBuffer instead.
|
||||
vas = vaMapBuffer2(hwctx->display, map->image.buf, &address, vaflags);
|
||||
#else
|
||||
vas = vaMapBuffer(hwctx->display, map->image.buf, &address);
|
||||
#endif
|
||||
if (vas != VA_STATUS_SUCCESS) {
|
||||
av_log(hwfc, AV_LOG_ERROR, "Failed to map image from surface "
|
||||
"%#x: %d (%s).\n", surface_id, vas, vaErrorStr(vas));
|
||||
|
Loading…
Reference in New Issue
Block a user