static enum AVHWDeviceType hw_device_match_type_in_name(const char *codec_name) { const char *type_name; enum AVHWDeviceType type; for (type = av_hwdevice_iterate_types(AV_HWDEVICE_TYPE_NONE); type != AV_HWDEVICE_TYPE_NONE; type = av_hwdevice_iterate_types(type)) { type_name = av_hwdevice_get_type_name(type); if (strstr(codec_name, type_name)) return type; } return AV_HWDEVICE_TYPE_NONE; }