diff options
Diffstat (limited to 'media-plugins/gst-plugins-v4l2/files/gst-0.10.27-0010-v4l2-prefer-NV12.patch')
| -rw-r--r-- | media-plugins/gst-plugins-v4l2/files/gst-0.10.27-0010-v4l2-prefer-NV12.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/media-plugins/gst-plugins-v4l2/files/gst-0.10.27-0010-v4l2-prefer-NV12.patch b/media-plugins/gst-plugins-v4l2/files/gst-0.10.27-0010-v4l2-prefer-NV12.patch new file mode 100644 index 0000000..301056a --- /dev/null +++ b/media-plugins/gst-plugins-v4l2/files/gst-0.10.27-0010-v4l2-prefer-NV12.patch @@ -0,0 +1,28 @@ +From 107c18830342c69229857f968dff33071d07992d Mon Sep 17 00:00:00 2001 +From: Rob Clark <rob@ti.com> +Date: Tue, 14 Sep 2010 07:44:01 -0500 +Subject: [PATCH 10/11] v4l2: prefer NV12 + +All else being equal, the buffer sizes are smaller compared to a 422 format +like YUY2/UYVY.. although ideally rank would come from driver. +--- + sys/v4l2/gstv4l2object.c | 3 +++ + 1 files changed, 3 insertions(+), 0 deletions(-) + +diff --git a/sys/v4l2/gstv4l2object.c b/sys/v4l2/gstv4l2object.c +index 5e34456..644edcf 100644 +--- a/sys/v4l2/gstv4l2object.c ++++ b/sys/v4l2/gstv4l2object.c +@@ -886,6 +886,9 @@ gst_v4l2_object_format_get_rank (const struct v4l2_fmtdesc *fmt) + break; + + case V4L2_PIX_FMT_NV12: /* 12 Y/CbCr 4:2:0 */ ++ rank = YUV_BASE_RANK + 11; ++ break; ++ + case V4L2_PIX_FMT_NV21: /* 12 Y/CrCb 4:2:0 */ + case V4L2_PIX_FMT_YYUV: /* 16 YUV 4:2:2 */ + case V4L2_PIX_FMT_HI240: /* 8 8-bit color */ +-- +1.7.1 + |