GstError
@GST_CORE_ERROR_FAILED:
@GST_CORE_ERROR_TOO_LAZY:
@GST_CORE_ERROR_NOT_IMPLEMENTED:
@GST_CORE_ERROR_STATE_CHANGE:
@GST_CORE_ERROR_PAD:
@GST_CORE_ERROR_THREAD:
@GST_CORE_ERROR_SCHEDULER:
@GST_CORE_ERROR_NEGOTIATION:
@GST_CORE_ERROR_EVENT:
@GST_CORE_ERROR_SEEK:
@GST_CORE_ERROR_CAPS:
@GST_CORE_ERROR_TAG:
@GST_CORE_ERROR_NUM_ERRORS: