Commit dbe93981 authored by Philipp Zabel's avatar Philipp Zabel Committed by Mauro Carvalho Chehab
Browse files

media: coda: round up decoded buffer size for all codecs 



The BIT decoders always write 16x16 macroblocks. Align stride and height to
avoid spilling luma data into the top of the chroma planes.

Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 58d4c14e

drivers/media/platform/coda/coda-common.c

+2 −2
Original line number Diff line number Diff line
@@ -637,8 +637,8 @@ static int coda_try_fmt_vid_cap(struct file *file, void *priv, 
	if (ret < 0)

		return ret;



	/* The h.264 decoder only returns complete 16x16 macroblocks */

	if (codec && codec->src_fourcc == V4L2_PIX_FMT_H264) {

	/* The decoders always write complete macroblocks */

	if (ctx->inst_type == CODA_INST_DECODER) {

		f->fmt.pix.height = round_up(f->fmt.pix.height, 16);

		f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 16);

		f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *