Rockchip linux/ffmpeg hevc: increase max slices count

projects/Rockchip/patches/ffmpeg/ffmpeg-0004-v4l2request-hevc-increase-max-slices.patch

@@ -0,0 +1,25 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Alex Bee <knaerzche@gmail.com>
+Date: Sun, 20 Jun 2021 20:19:19 +0200
+Subject: [PATCH] v4l2request: hevc: increase max slices
+
+It's required by some HEVC confromance tests
+
+Signed-off-by: Alex Bee <knaerzche@gmail.com>
+---
+ libavcodec/v4l2_request_hevc.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/libavcodec/v4l2_request_hevc.c b/libavcodec/v4l2_request_hevc.c
+index be78382444..35ec87e310 100644
+--- a/libavcodec/v4l2_request_hevc.c
++++ b/libavcodec/v4l2_request_hevc.c
+@@ -21,7 +21,7 @@
+ #include "v4l2_request.h"
+ #include "hevc-ctrls.h"
+ 
+-#define MAX_SLICES 16
++#define MAX_SLICES 32
+ 
+ typedef struct V4L2RequestControlsHEVC {
+     struct v4l2_ctrl_hevc_sps sps;

projects/Rockchip/patches/linux/default/linux-2001-v4l-wip-rkvdec-hevc.patch

@@ -2911,7 +2911,7 @@ index 81a14db30285..dd67e621f36f 100644
 +		.cfg.id = V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS,
 +		// HACK: match ffmpeg v4l2 request api hwaccel size,
 +		//       we should support variable length up to 600 slices
-+		.cfg.dims = { 16 },
++		.cfg.dims = { 32 },
 +	},
 +	{
 +		.mandatory = true,