lkml.org 
[lkml]   [2018]   [Nov]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] media: v4l: Fix MPEG-2 slice Intra DC Precision validation
Date
intra_dc_precision is a 2-bit integer [1]
allow use of all valid options, 8 - 11 bits precision

[1] ISO/IEC 13818-2 Table 6-13

Fixes: c27bb30e7b6d ("media: v4l: Add definitions for MPEG-2 slice format and metadata")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>

---

drivers/media/v4l2-core/v4l2-ctrls.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 5f2b033a7a42..129a986fa7e1 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1636,7 +1636,8 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx,
switch (p_mpeg2_slice_params->picture.intra_dc_precision) {
case 0: /* 8 bits */
case 1: /* 9 bits */
- case 11: /* 11 bits */
+ case 2: /* 10 bits */
+ case 3: /* 11 bits */
break;
default:
return -EINVAL;
--
2.19.1
\
 
 \ /
  Last update: 2018-11-25 16:22    [W:0.158 / U:0.336 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site