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Subject: qv4l2: fix crash when disabling openGL Author: Hans Verkuil <hverkuil-ci...@xs4all.nl> Date: Mon Jul 22 11:28:58 2024 +0200 Start qv4l2, then disable "Use OpenGL Rendering", and qv4l2 crashes. Fix this. Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl> utils/qv4l2/capture-win-gl.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- http://git.linuxtv.org/cgit.cgi/v4l-utils.git/commit/?id=e268a722986615b69a6cb99ab37bd5f50e42957d diff --git a/utils/qv4l2/capture-win-gl.cpp b/utils/qv4l2/capture-win-gl.cpp index 7e993e3be2a0..9fe9eea6043a 100644 --- a/utils/qv4l2/capture-win-gl.cpp +++ b/utils/qv4l2/capture-win-gl.cpp @@ -270,7 +270,8 @@ void CaptureWinGLEngine::setLinearFilter(bool enable) void CaptureWinGLEngine::clearShader() { - glDeleteTextures(m_screenTextureCount, m_screenTexture); + if (m_screenTextureCount) + glDeleteTextures(m_screenTextureCount, m_screenTexture); if (m_shaderProgram.isLinked()) { m_shaderProgram.release(); m_shaderProgram.removeAllShaders();
