Attachment 82275 Details for Bug 66450 – Possible fix.

[patch] Possible fix.

0001-radeon-uvd-fall-back-to-shader-based-decoding-for-MP.patch (text/plain), 1.51 KB, created by Christian König on 2013-07-10 13:45:52 UTC

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Creator: Christian König

Created: 2013-07-10 13:45:52 UTC

Size: 1.51 KB

patch

obsolete

>From cab9ce88a4f26c6afba848e6fd64d8fc91daa5eb Mon Sep 17 00:00:00 2001
>From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
>Date: Wed, 10 Jul 2013 15:43:16 +0200
>Subject: [PATCH] radeon/uvd: fall back to shader based decoding for MPEG2 on
> UVD 2.x
>MIME-Version: 1.0
>Content-Type: text/plain; charset=UTF-8
>Content-Transfer-Encoding: 8bit
>
>UVD 2.x doesn't support hardware decoding of MPEG2, just use shader
>based decoding for those chipsets.
>
>Signed-off-by: Christian KÃ¶nig <christian.koenig@amd.com>
>---
> src/gallium/drivers/radeon/radeon_uvd.c |    5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
>diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c
>index caf3e90..2f98de2 100644
>--- a/src/gallium/drivers/radeon/radeon_uvd.c
>+++ b/src/gallium/drivers/radeon/radeon_uvd.c
>@@ -828,13 +828,16 @@ struct pipe_video_decoder *ruvd_create_decoder(struct pipe_context *context,
> 					       ruvd_set_dtb set_dtb)
> {
> 	unsigned dpb_size = calc_dpb_size(profile, width, height, max_references);
>+	struct radeon_info info;
> 	struct ruvd_decoder *dec;
> 	struct ruvd_msg msg;
> 	int i;
> 
>+	ws->query_info(ws, &info);
>+
> 	switch(u_reduce_video_profile(profile)) {
> 	case PIPE_VIDEO_CODEC_MPEG12:
>-		if (entrypoint > PIPE_VIDEO_ENTRYPOINT_BITSTREAM)
>+		if (entrypoint > PIPE_VIDEO_ENTRYPOINT_BITSTREAM || info.family < CHIP_PALM)
> 			return vl_create_mpeg12_decoder(context, profile, entrypoint,
> 							chroma_format, width,
> 							height, max_references, expect_chunked_decode);
>-- 
>1.7.9.5
>

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