diff --git a/libavutil/hwcontext.c b/libavutil/hwcontext.c index 048e82126f..7f8e22736c 100644 --- a/libavutil/hwcontext.c +++ b/libavutil/hwcontext.c @@ -79,7 +79,8 @@ enum AVHWDeviceType av_hwdevice_find_type_by_name(const char *name) const char *av_hwdevice_get_type_name(enum AVHWDeviceType type) { - if (type >= 0 && type < FF_ARRAY_ELEMS(hw_type_names)) + if (type > AV_HWDEVICE_TYPE_NONE && + type < FF_ARRAY_ELEMS(hw_type_names)) return hw_type_names[type]; else return NULL; diff --git a/libavutil/hwcontext.h b/libavutil/hwcontext.h index 03334e20e0..d20810422c 100644 --- a/libavutil/hwcontext.h +++ b/libavutil/hwcontext.h @@ -25,13 +25,13 @@ #include "pixfmt.h" enum AVHWDeviceType { + AV_HWDEVICE_TYPE_NONE, AV_HWDEVICE_TYPE_VDPAU, AV_HWDEVICE_TYPE_CUDA, AV_HWDEVICE_TYPE_VAAPI, AV_HWDEVICE_TYPE_DXVA2, AV_HWDEVICE_TYPE_QSV, AV_HWDEVICE_TYPE_VIDEOTOOLBOX, - AV_HWDEVICE_TYPE_NONE, AV_HWDEVICE_TYPE_D3D11VA, AV_HWDEVICE_TYPE_DRM, };