From bda805db4dd9744f43e8523203b53ce28341dfdc Mon Sep 17 00:00:00 2001
From: Venkata Atchuta Bheemeswara Sarma Darbha <vdarbha0473@gmail.com>
Date: Fri, 2 Jan 2026 20:28:18 -0600
Subject: [PATCH] Defining V4L2_PIX_FMT_NV15 and DRM_FORMAT_NV15

Signed-off-by: Venkata Atchuta Bheemeswara Sarma Darbha <vdarbha0473@gmail.com>
---
 libavutil/hwcontext_v4l2request.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libavutil/hwcontext_v4l2request.c b/libavutil/hwcontext_v4l2request.c
index b279f6d569..2934acc9b2 100644
--- a/libavutil/hwcontext_v4l2request.c
+++ b/libavutil/hwcontext_v4l2request.c
@@ -34,6 +34,15 @@
 #include "hwcontext_v4l2request_internal.h"
 #include "mem.h"
 
+#ifndef V4L2_PIX_FMT_NV15
+#define V4L2_PIX_FMT_NV15    v4l2_fourcc('N', 'V', '1', '5') /* 15  Y/CbCr 4:2:0  */
+#endif
+
+#ifndef DRM_FORMAT_NV15
+#define DRM_FORMAT_NV15		fourcc_code('N', 'V', '1', '5') /* 2x2 subsampled Cr:Cb plane */
+#endif
+
+
 typedef struct V4L2RequestVideoDecoder {
     dev_t media_dev;
     dev_t video_dev;