HACK: avcodec/rkmppdec: Force aligning coded width and height to 64

The chromium would try to align planes' width and height to 32, which
might break the plane buffers' contiguous required by RGA.

Passing a 64-aligned coded width and height to avoid that.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>

libavcodec/rkmppdec.c

@@ -318,6 +318,11 @@ static int rkmpp_get_frame(AVCodecContext *avctx, AVFrame *frame, int timeout)
         avctx->width = mpp_frame_get_width(mppframe);
         avctx->height = mpp_frame_get_height(mppframe);
 
+        // chromium would align planes' width and height to 32, adding this
+        // hack to avoid breaking the plane buffers' contiguous.
+        avctx->coded_width = FFALIGN(avctx->width, 64);
+        avctx->coded_height = FFALIGN(avctx->height, 64);
+
         decoder->mpi->control(decoder->ctx, MPP_DEC_SET_INFO_CHANGE_READY, NULL);
 
         av_buffer_unref(&decoder->frames_ref);