From d9927380ed7c8366f762049be9f3fee225860833 Mon Sep 17 00:00:00 2001
From: liyujie <2352380935@qq.com>
Date: Thu, 28 Aug 2025 12:04:16 +0000
Subject: [PATCH] [2/4]解决USB摄像头打开相机预览界面绿屏
---
android/hardware/aw/camera/3_4/v4l2_gralloc.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/android/hardware/aw/camera/3_4/v4l2_gralloc.h b/android/hardware/aw/camera/3_4/v4l2_gralloc.h
index da9ac0b..bb489e3 100755
--- a/android/hardware/aw/camera/3_4/v4l2_gralloc.h
+++ b/android/hardware/aw/camera/3_4/v4l2_gralloc.h
@@ -42,7 +42,7 @@
namespace v4l2_camera_hal {
// Generously allow up to 6MB (the largest JPEG on the RPi camera is about 5MB).
-static constexpr size_t V4L2_MAX_JPEG_SIZE = 6000000;
+static constexpr size_t V4L2_MAX_JPEG_SIZE = 20000000;
// V4L2Gralloc is a wrapper around relevant parts of a gralloc module,
// with some assistive transformations.
--
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